New package: linux5.10-5.10.1

This commit is contained in:
Leah Neukirchen 2020-12-15 20:53:46 +01:00
parent 0ed8ee27fd
commit e34aec932f
17 changed files with 60389 additions and 0 deletions

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srcpkgs/linux5.10-dbg Symbolic link
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linux5.10

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srcpkgs/linux5.10-headers Symbolic link
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linux5.10

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###
# This makefile is used to generate the kernel documentation,
# primarily based on in-line comments in various source files.
# See Documentation/kernel-doc-nano-HOWTO.txt for instruction in how
# to document the SRC - and how to read it.
# To add a new book the only step required is to add the book to the
# list of DOCBOOKS.
DOCBOOKS := z8530book.xml \
kernel-hacking.xml kernel-locking.xml \
networking.xml \
filesystems.xml lsm.xml kgdb.xml \
libata.xml mtdnand.xml librs.xml rapidio.xml \
s390-drivers.xml scsi.xml \
sh.xml w1.xml
ifeq ($(DOCBOOKS),)
# Skip DocBook build if the user explicitly requested no DOCBOOKS.
.DEFAULT:
@echo " SKIP DocBook $@ target (DOCBOOKS=\"\" specified)."
else
ifneq ($(SPHINXDIRS),)
# Skip DocBook build if the user explicitly requested a sphinx dir
.DEFAULT:
@echo " SKIP DocBook $@ target (SPHINXDIRS specified)."
else
###
# The build process is as follows (targets):
# (xmldocs) [by docproc]
# file.tmpl --> file.xml +--> file.ps (psdocs) [by db2ps or xmlto]
# +--> file.pdf (pdfdocs) [by db2pdf or xmlto]
# +--> DIR=file (htmldocs) [by xmlto]
# +--> man/ (mandocs) [by xmlto]
# for PDF and PS output you can choose between xmlto and docbook-utils tools
PDF_METHOD = $(prefer-db2x)
PS_METHOD = $(prefer-db2x)
targets += $(DOCBOOKS)
BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
xmldocs: $(BOOKS)
sgmldocs: xmldocs
PS := $(patsubst %.xml, %.ps, $(BOOKS))
psdocs: $(PS)
PDF := $(patsubst %.xml, %.pdf, $(BOOKS))
pdfdocs: $(PDF)
HTML := $(sort $(patsubst %.xml, %.html, $(BOOKS)))
htmldocs: $(HTML)
$(call cmd,build_main_index)
MAN := $(patsubst %.xml, %.9, $(BOOKS))
mandocs: $(MAN)
find $(obj)/man -name '*.9' | xargs gzip -nf
# Default location for installed man pages
export INSTALL_MAN_PATH = $(objtree)/usr
installmandocs: mandocs
mkdir -p $(INSTALL_MAN_PATH)/man/man9/
find $(obj)/man -name '*.9.gz' -printf '%h %f\n' | \
sort -k 2 -k 1 | uniq -f 1 | sed -e 's: :/:' | \
xargs install -m 644 -t $(INSTALL_MAN_PATH)/man/man9/
# no-op for the DocBook toolchain
epubdocs:
latexdocs:
linkcheckdocs:
###
#External programs used
KERNELDOCXMLREF = $(srctree)/scripts/kernel-doc-xml-ref
KERNELDOC = $(srctree)/scripts/kernel-doc
DOCPROC = $(objtree)/scripts/docproc
CHECK_LC_CTYPE = $(objtree)/scripts/check-lc_ctype
# Use a fixed encoding - UTF-8 if the C library has support built-in
# or ASCII if not
LC_CTYPE := $(call try-run, LC_CTYPE=C.UTF-8 $(CHECK_LC_CTYPE),C.UTF-8,C)
export LC_CTYPE
XMLTOFLAGS = -m $(srctree)/$(src)/stylesheet.xsl
XMLTOFLAGS += --skip-validation
###
# DOCPROC is used for two purposes:
# 1) To generate a dependency list for a .tmpl file
# 2) To preprocess a .tmpl file and call kernel-doc with
# appropriate parameters.
# The following rules are used to generate the .xml documentation
# required to generate the final targets. (ps, pdf, html).
quiet_cmd_docproc = DOCPROC $@
cmd_docproc = SRCTREE=$(srctree)/ $(DOCPROC) doc $< >$@
define rule_docproc
set -e; \
$(if $($(quiet)cmd_$(1)),echo ' $($(quiet)cmd_$(1))';) \
$(cmd_$(1)); \
( \
echo 'cmd_$@ := $(cmd_$(1))'; \
echo $@: `SRCTREE=$(srctree) $(DOCPROC) depend $<`; \
) > $(dir $@).$(notdir $@).cmd
endef
%.xml: %.tmpl $(KERNELDOC) $(DOCPROC) $(KERNELDOCXMLREF) FORCE
$(call if_changed_rule,docproc)
# Tell kbuild to always build the programs
always := $(hostprogs-y)
notfoundtemplate = echo "*** You have to install docbook-utils or xmlto ***"; \
exit 1
db2xtemplate = db2TYPE -o $(dir $@) $<
xmltotemplate = xmlto TYPE $(XMLTOFLAGS) -o $(dir $@) $<
# determine which methods are available
ifeq ($(shell which db2ps >/dev/null 2>&1 && echo found),found)
use-db2x = db2x
prefer-db2x = db2x
else
use-db2x = notfound
prefer-db2x = $(use-xmlto)
endif
ifeq ($(shell which xmlto >/dev/null 2>&1 && echo found),found)
use-xmlto = xmlto
prefer-xmlto = xmlto
else
use-xmlto = notfound
prefer-xmlto = $(use-db2x)
endif
# the commands, generated from the chosen template
quiet_cmd_db2ps = PS $@
cmd_db2ps = $(subst TYPE,ps, $($(PS_METHOD)template))
%.ps : %.xml
$(call cmd,db2ps)
quiet_cmd_db2pdf = PDF $@
cmd_db2pdf = $(subst TYPE,pdf, $($(PDF_METHOD)template))
%.pdf : %.xml
$(call cmd,db2pdf)
index = index.html
main_idx = $(obj)/$(index)
quiet_cmd_build_main_index = HTML $(main_idx)
cmd_build_main_index = rm -rf $(main_idx); \
echo '<h1>Linux Kernel HTML Documentation</h1>' >> $(main_idx) && \
echo '<h2>Kernel Version: $(KERNELVERSION)</h2>' >> $(main_idx) && \
cat $(HTML) >> $(main_idx)
quiet_cmd_db2html = HTML $@
cmd_db2html = xmlto html $(XMLTOFLAGS) -o $(patsubst %.html,%,$@) $< && \
echo '<a HREF="$(patsubst %.html,%,$(notdir $@))/index.html"> \
$(patsubst %.html,%,$(notdir $@))</a><p>' > $@
###
# Rules to create an aux XML and .db, and use them to re-process the DocBook XML
# to fill internal hyperlinks
gen_aux_xml = :
quiet_gen_aux_xml = echo ' XMLREF $@'
silent_gen_aux_xml = :
%.aux.xml: %.xml
@$($(quiet)gen_aux_xml)
@rm -rf $@
@(cat $< | egrep "^<refentry id" | egrep -o "\".*\"" | cut -f 2 -d \" > $<.db)
@$(KERNELDOCXMLREF) -db $<.db $< > $@
.PRECIOUS: %.aux.xml
%.html: %.aux.xml
@(which xmlto > /dev/null 2>&1) || \
(echo "*** You need to install xmlto ***"; \
exit 1)
@rm -rf $@ $(patsubst %.html,%,$@)
$(call cmd,db2html)
@if [ ! -z "$(PNG-$(basename $(notdir $@)))" ]; then \
cp $(PNG-$(basename $(notdir $@))) $(patsubst %.html,%,$@); fi
quiet_cmd_db2man = MAN $@
cmd_db2man = if grep -q refentry $<; then xmlto man $(XMLTOFLAGS) -o $(obj)/man/$(*F) $< ; fi
%.9 : %.xml
@(which xmlto > /dev/null 2>&1) || \
(echo "*** You need to install xmlto ***"; \
exit 1)
$(Q)mkdir -p $(obj)/man/$(*F)
$(call cmd,db2man)
@touch $@
###
# Rules to generate postscripts and PNG images from .fig format files
quiet_cmd_fig2eps = FIG2EPS $@
cmd_fig2eps = fig2dev -Leps $< $@
%.eps: %.fig
@(which fig2dev > /dev/null 2>&1) || \
(echo "*** You need to install transfig ***"; \
exit 1)
$(call cmd,fig2eps)
quiet_cmd_fig2png = FIG2PNG $@
cmd_fig2png = fig2dev -Lpng $< $@
%.png: %.fig
@(which fig2dev > /dev/null 2>&1) || \
(echo "*** You need to install transfig ***"; \
exit 1)
$(call cmd,fig2png)
###
# Rule to convert a .c file to inline XML documentation
gen_xml = :
quiet_gen_xml = echo ' GEN $@'
silent_gen_xml = :
%.xml: %.c
@$($(quiet)gen_xml)
@( \
echo "<programlisting>"; \
expand --tabs=8 < $< | \
sed -e "s/&/\\&amp;/g" \
-e "s/</\\&lt;/g" \
-e "s/>/\\&gt;/g"; \
echo "</programlisting>") > $@
endif # DOCBOOKS=""
endif # SPHINDIR=...
###
# Help targets as used by the top-level makefile
dochelp:
@echo ' Linux kernel internal documentation in different formats (DocBook):'
@echo ' htmldocs - HTML'
@echo ' pdfdocs - PDF'
@echo ' psdocs - Postscript'
@echo ' xmldocs - XML DocBook'
@echo ' mandocs - man pages'
@echo ' installmandocs - install man pages generated by mandocs to INSTALL_MAN_PATH'; \
echo ' (default: $(INSTALL_MAN_PATH))'; \
echo ''
@echo ' cleandocs - clean all generated DocBook files'
@echo
@echo ' make DOCBOOKS="s1.xml s2.xml" [target] Generate only docs s1.xml s2.xml'
@echo ' valid values for DOCBOOKS are: $(DOCBOOKS)'
@echo
@echo " make DOCBOOKS=\"\" [target] Don't generate docs from Docbook"
@echo ' This is useful to generate only the ReST docs (Sphinx)'
###
# Temporary files left by various tools
clean-files := $(DOCBOOKS) \
$(patsubst %.xml, %.dvi, $(DOCBOOKS)) \
$(patsubst %.xml, %.aux, $(DOCBOOKS)) \
$(patsubst %.xml, %.tex, $(DOCBOOKS)) \
$(patsubst %.xml, %.log, $(DOCBOOKS)) \
$(patsubst %.xml, %.out, $(DOCBOOKS)) \
$(patsubst %.xml, %.ps, $(DOCBOOKS)) \
$(patsubst %.xml, %.pdf, $(DOCBOOKS)) \
$(patsubst %.xml, %.html, $(DOCBOOKS)) \
$(patsubst %.xml, %.9, $(DOCBOOKS)) \
$(patsubst %.xml, %.aux.xml, $(DOCBOOKS)) \
$(patsubst %.xml, %.xml.db, $(DOCBOOKS)) \
$(patsubst %.xml, %.xml, $(DOCBOOKS)) \
$(patsubst %.xml, .%.xml.cmd, $(DOCBOOKS)) \
$(index)
clean-dirs := $(patsubst %.xml,%,$(DOCBOOKS)) man
cleandocs:
$(Q)rm -f $(call objectify, $(clean-files))
$(Q)rm -rf $(call objectify, $(clean-dirs))
# Declare the contents of the .PHONY variable as phony. We keep that
# information in a variable so we can use it in if_changed and friends.
.PHONY: $(PHONY)

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#!/bin/sh
mod=$1
mkdir -p usr/lib/debug/${mod%/*}
$OBJCOPY --only-keep-debug --compress-debug-sections $mod usr/lib/debug/$mod
$OBJCOPY --add-gnu-debuglink=${DESTDIR}/usr/lib/debug/$mod $mod
/usr/bin/$STRIP --strip-debug $mod
gzip -9 $mod

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--- linux-5.10.1/kernel/bpf/preload/iterators/iterators.c.orig
+++ linux-5.10.1/kernel/bpf/preload/iterators/iterators.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2020 Facebook */
-#include <argp.h>
+#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

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diff --git a/arch/powerpc/platforms/powernv/Kconfig b/arch/powerpc/platforms/powernv/Kconfig
index 938803eab0ad..40c81b358004 100644
--- a/arch/powerpc/platforms/powernv/Kconfig
+++ b/arch/powerpc/platforms/powernv/Kconfig
@@ -35,7 +35,7 @@ config PPC_MEMTRACE
config PPC_VAS
bool "IBM Virtual Accelerator Switchboard (VAS)"
- depends on PPC_POWERNV && PPC_64K_PAGES
+ depends on PPC_POWERNV
default y
help
This enables support for IBM Virtual Accelerator Switchboard (VAS).
diff --git a/arch/powerpc/platforms/powernv/vas.c b/arch/powerpc/platforms/powernv/vas.c
index 598e4cd563fb..d81e55de6db4 100644
--- a/arch/powerpc/platforms/powernv/vas.c
+++ b/arch/powerpc/platforms/powernv/vas.c
@@ -70,7 +70,7 @@ static int init_vas_instance(struct platform_device *pdev)
return -ENODEV;
}
- if (pdev->num_resources != 4) {
+ if (pdev->num_resources < 4) {
pr_err("Unexpected DT configuration for [%s, %d]\n",
pdev->name, vasid);
return -ENODEV;

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This makes the Linux kernel build as ELFv2 on big endian ppc64. The upstream
doesn't seem to be interested in this but it's a small patch that is unlikely
to break/easy to remake and in worst case can always be ditched.
Using ELFv2 has some potential performance benefits and is already always used
on little endian. It requires a relatively modern toolchain, which we already
have.
Ping q66 if it does not apply.
--- a/arch/powerpc/Makefile 2020-01-05 14:40:50.395763093 +0100
+++ b/arch/powerpc/Makefile 2020-01-05 14:48:39.025251092 +0100
@@ -92,10 +92,8 @@
ifdef CONFIG_PPC64
ifndef CONFIG_CC_IS_CLANG
-cflags-$(CONFIG_CPU_BIG_ENDIAN) += $(call cc-option,-mabi=elfv1)
-cflags-$(CONFIG_CPU_BIG_ENDIAN) += $(call cc-option,-mcall-aixdesc)
-aflags-$(CONFIG_CPU_BIG_ENDIAN) += $(call cc-option,-mabi=elfv1)
-aflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -mabi=elfv2
+cflags-y += $(call cc-option,-mabi=elfv2,$(call cc-option,-mcall-aixdesc))
+aflags-y += $(call cc-option,-mabi=elfv2,$(call cc-option,-mabi=elfv1))
endif
endif
@@ -144,14 +142,8 @@
CFLAGS-$(CONFIG_PPC64) := $(call cc-option,-mtraceback=no)
ifndef CONFIG_CC_IS_CLANG
-ifdef CONFIG_CPU_LITTLE_ENDIAN
CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv2,$(call cc-option,-mcall-aixdesc))
-AFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv2)
-else
-CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv1)
-CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mcall-aixdesc)
-AFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv1)
-endif
+AFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mabi=elfv2,$(call cc-option,-mabi=elfv1))
endif
CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mcmodel=medium,$(call cc-option,-mminimal-toc))
CFLAGS-$(CONFIG_PPC64) += $(call cc-option,-mno-pointers-to-nested-functions)
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -48,8 +48,8 @@ ifdef CONFIG_CPU_BIG_ENDIAN
BOOTCFLAGS += -mbig-endian
else
BOOTCFLAGS += -mlittle-endian
-BOOTCFLAGS += $(call cc-option,-mabi=elfv2)
endif
+BOOTCFLAGS += $(call cc-option,-mabi=elfv2)
BOOTAFLAGS := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
--- a/drivers/crypto/vmx/Makefile 2020-01-01 10:56:10.560965046 +0100
+++ b/drivers/crypto/vmx/Makefile 2020-01-01 10:57:05.189968856 +0100
@@ -5,7 +5,7 @@
ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)
override flavour := linux-ppc64le
else
-override flavour := linux-ppc64
+override flavour := linux-ppc64v2
endif
quiet_cmd_perl = PERL $@
--- a/drivers/crypto/vmx/ppc-xlate.pl
+++ b/drivers/crypto/vmx/ppc-xlate.pl
@@ -40,7 +40,7 @@ my $globl = sub {
};
my $text = sub {
my $ret = ($flavour =~ /aix/) ? ".csect\t.text[PR],7" : ".text";
- $ret = ".abiversion 2\n".$ret if ($flavour =~ /linux.*64le/);
+ $ret = ".abiversion 2\n".$ret if ($flavour =~ /linux.*64(le|v2)/);
$ret;
};
my $machine = sub {
@@ -142,7 +142,7 @@ my $vmr = sub {
# Some ABIs specify vrsave, special-purpose register #256, as reserved
# for system use.
-my $no_vrsave = ($flavour =~ /linux-ppc64le/);
+my $no_vrsave = ($flavour =~ /linux-ppc64(le|v2)/);
my $mtspr = sub {
my ($f,$idx,$ra) = @_;
if ($idx == 256 && $no_vrsave) {

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Disable vDSOs which are broken on 32 bit LE.
Source: @eerykitty
diff --git a/arch/powerpc/kernel/vdso32/vdso32.lds.S b/arch/powerpc/kernel/vdso32/vdso32.lds.S
--- a/arch/powerpc/kernel/vdso32/vdso32.lds.S
+++ b/arch/powerpc/kernel/vdso32/vdso32.lds.S
@@ -144,11 +144,13 @@
__kernel_datapage_offset;
__kernel_get_syscall_map;
+#ifndef __LITTLE_ENDIAN__
__kernel_gettimeofday;
__kernel_clock_gettime;
__kernel_clock_getres;
__kernel_time;
__kernel_get_tbfreq;
+#endif
__kernel_sync_dicache;
__kernel_sync_dicache_p5;
__kernel_sigtramp32;

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@ -0,0 +1,23 @@
These are experimental fixes for running 32-bit little endian binaries on
Linux/ppc64le. While this may seem pointless, it does work, does not break
anything, and may allow enablement of things we couldn't do before (e.g.
support for box86 and thus reasonably fast emulation of 32-bit x86 games).
The first part is a signal handler fix, the second part enables the 32-bit
VDSO by removing the ppc32/big endian restriction.
Source: @eerykitty
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -1427,8 +1427,9 @@ int handle_signal32(struct ksignal *ksig, sigset_t *oldset,
regs->gpr[3] = ksig->sig;
regs->gpr[4] = (unsigned long) sc;
regs->nip = (unsigned long) (unsigned long)ksig->ka.sa.sa_handler;
- /* enter the signal handler in big-endian mode */
+ /* enter the signal handler in native-endian mode */
regs->msr &= ~MSR_LE;
+ regs->msr |= (MSR_KERNEL & MSR_LE);
return 0;
badframe:

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From 98014e4b27063ed74313878233e91b7b52b2a031 Mon Sep 17 00:00:00 2001
From: Will Springer <skirmisher@protonmail.com>
Date: Tue, 9 Jun 2020 02:11:36 -0700
Subject: [PATCH] powerpc/compat32: swap hi/lo parts of 64-bit syscall args on
32LE
This allows compat_sys calls with 64-bit args to function correctly
when called by ppcle userlands on ppc64le.
Tested with `file /bin/bash` (pread64) and `truncate -s 5G test` (ftruncate64).
---
arch/powerpc/kernel/sys_ppc32.c | 49 +++++++++++++++++++--------------
1 file changed, 28 insertions(+), 21 deletions(-)
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index d36c6391eaf5..16ff0399a257 100644
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -59,57 +59,64 @@ unsigned long compat_sys_mmap2(unsigned long addr, size_t len,
/*
* long long munging:
* The 32 bit ABI passes long longs in an odd even register pair.
+ * High and low parts are swapped depending on endian mode,
+ * so define a macro (similar to mips linux32) to handle that.
*/
+#ifdef __LITTLE_ENDIAN__
+#define merge_64(low, high) ((u64)high << 32) | low
+#else
+#define merge_64(high, low) ((u64)high << 32) | low
+#endif
compat_ssize_t compat_sys_pread64(unsigned int fd, char __user *ubuf, compat_size_t count,
- u32 reg6, u32 poshi, u32 poslo)
+ u32 reg6, u32 pos1, u32 pos2)
{
- return ksys_pread64(fd, ubuf, count, ((loff_t)poshi << 32) | poslo);
+ return ksys_pread64(fd, ubuf, count, merge_64(pos1, pos2));
}
compat_ssize_t compat_sys_pwrite64(unsigned int fd, const char __user *ubuf, compat_size_t count,
- u32 reg6, u32 poshi, u32 poslo)
+ u32 reg6, u32 pos1, u32 pos2)
{
- return ksys_pwrite64(fd, ubuf, count, ((loff_t)poshi << 32) | poslo);
+ return ksys_pwrite64(fd, ubuf, count, merge_64(pos1, pos2));
}
-compat_ssize_t compat_sys_readahead(int fd, u32 r4, u32 offhi, u32 offlo, u32 count)
+compat_ssize_t compat_sys_readahead(int fd, u32 r4, u32 offset1, u32 offset2, u32 count)
{
- return ksys_readahead(fd, ((loff_t)offhi << 32) | offlo, count);
+ return ksys_readahead(fd, merge_64(offset1, offset2), count);
}
asmlinkage int compat_sys_truncate64(const char __user * path, u32 reg4,
- unsigned long high, unsigned long low)
+ unsigned long len1, unsigned long len2)
{
- return ksys_truncate(path, (high << 32) | low);
+ return ksys_truncate(path, merge_64(len1, len2));
}
-asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offhi, u32 offlo,
- u32 lenhi, u32 lenlo)
+asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offset1, u32 offset2,
+ u32 len1, u32 len2)
{
- return ksys_fallocate(fd, mode, ((loff_t)offhi << 32) | offlo,
- ((loff_t)lenhi << 32) | lenlo);
+ return ksys_fallocate(fd, mode, ((loff_t)offset1 << 32) | offset2,
+ merge_64(len1, len2));
}
-asmlinkage int compat_sys_ftruncate64(unsigned int fd, u32 reg4, unsigned long high,
- unsigned long low)
+asmlinkage int compat_sys_ftruncate64(unsigned int fd, u32 reg4, unsigned long len1,
+ unsigned long len2)
{
- return ksys_ftruncate(fd, (high << 32) | low);
+ return ksys_ftruncate(fd, merge_64(len1, len2));
}
-long ppc32_fadvise64(int fd, u32 unused, u32 offset_high, u32 offset_low,
+long ppc32_fadvise64(int fd, u32 unused, u32 offset1, u32 offset2,
size_t len, int advice)
{
- return ksys_fadvise64_64(fd, (u64)offset_high << 32 | offset_low, len,
+ return ksys_fadvise64_64(fd, merge_64(offset1, offset2), len,
advice);
}
asmlinkage long compat_sys_sync_file_range2(int fd, unsigned int flags,
- unsigned offset_hi, unsigned offset_lo,
- unsigned nbytes_hi, unsigned nbytes_lo)
+ unsigned offset1, unsigned offset2,
+ unsigned nbytes1, unsigned nbytes2)
{
- loff_t offset = ((loff_t)offset_hi << 32) | offset_lo;
- loff_t nbytes = ((loff_t)nbytes_hi << 32) | nbytes_lo;
+ loff_t offset = merge_64(offset1, offset2);
+ loff_t nbytes = merge_64(nbytes1, nbytes2);
return ksys_sync_file_range(fd, offset, nbytes, flags);
}
--
2.26.2

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# Template file for 'linux5.10'
pkgname=linux5.10
version=5.10.1
revision=1
wrksrc="linux-${version}"
short_desc="Linux kernel and modules (${version%.*} series)"
maintainer="Leah Neukirchen <leah@vuxu.org>"
license="GPL-2.0-only"
homepage="https://www.kernel.org"
distfiles="https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-${version}.tar.xz"
checksum=ed1661128c9bd3e8c9f55e345f715b90fefcf6b127c77e0286773242e7a14e5c
python_version=3
patch_args="-Np1"
# XXX Restrict archs until a proper <arch>-dotconfig is available in FILESDIR.
archs="x86_64* i686* ppc* aarch64*"
nodebug=yes # -dbg package is generated below manually
nostrip=yes
noverifyrdeps=yes
noshlibprovides=yes
preserve=yes
hostmakedepends="tar xz bc elfutils-devel flex gmp-devel kmod libmpc-devel
libressl-devel perl uboot-mkimage cpio pahole python3"
_kernver="${version}_${revision}"
triggers="kernel-hooks"
kernel_hooks_version="${_kernver}"
# These files could be modified when an external module is built.
mutable_files="
/usr/lib/modules/${_kernver}/modules.builtin.bin
/usr/lib/modules/${_kernver}/modules.builtin.alias.bin
/usr/lib/modules/${_kernver}/modules.softdep
/usr/lib/modules/${_kernver}/modules.dep
/usr/lib/modules/${_kernver}/modules.dep.bin
/usr/lib/modules/${_kernver}/modules.symbols
/usr/lib/modules/${_kernver}/modules.symbols.bin
/usr/lib/modules/${_kernver}/modules.alias
/usr/lib/modules/${_kernver}/modules.alias.bin
/usr/lib/modules/${_kernver}/modules.devname"
# reproducible build
export KBUILD_BUILD_TIMESTAMP=${SOURCE_DATE_EPOCH:-0}
export KBUILD_BUILD_USER=voidlinux
export KBUILD_BUILD_HOST=voidlinux
if [ "$CROSS_BUILD" ]; then
_cross="CROSS_COMPILE=${XBPS_CROSS_TRIPLET}-"
fi
if [ "${_patchver}" ]; then
_version="EXTRAVERSION=${_patchver}"
fi
do_configure() {
# 5.8 misses Documentation/DocBook. We ship the directory from 4.12 here.
cp -a $FILESDIR/DocBook -t Documentation
# If there's a file called <arch>-dotconfig, use it to
# configure the kernel; otherwise use arch defaults and all stuff
# as modules (allmodconfig).
local arch subarch
case "$XBPS_TARGET_MACHINE" in
i686*) arch=i386;;
x86_64*) arch=x86_64;;
arm*) arch=arm;;
aarch64*) arch=arm64;;
ppc64le*) arch=powerpc; subarch=ppc64le;;
ppc64*) arch=powerpc; subarch=ppc64;;
ppc*) arch=powerpc;;
mips*) arch=mips;;
esac
case "$XBPS_TARGET_MACHINE" in
aarch64*) # XXX: fix segfault in pahole 1.18; should be fixed in new releases
vsed -i scripts/link-vmlinux.sh -e's;${PAHOLE} -J;& --btf_encode_force;'
;;
esac
if [ -f ${FILESDIR}/${subarch:-$arch}-dotconfig-custom ]; then
msg_normal "Detected a custom .config file for your arch, using it.\n"
cp -f ${FILESDIR}/${subarch:-$arch}-dotconfig-custom .config
make ${makejobs} ARCH=$arch ${_cross} oldconfig
elif [ -f ${FILESDIR}/${subarch:-$arch}-dotconfig ]; then
msg_normal "Detected a .config file for your arch, using it.\n"
cp -f ${FILESDIR}/${subarch:-$arch}-dotconfig .config
make ${makejobs} ARCH=$arch ${_cross} oldconfig
elif [ -f ${FILESDIR}/${XBPS_TARGET_MACHINE%%-musl}-dotconfig ]; then
msg_normal "Detected a .config file for your cpu family, using it.\n"
cp -f ${FILESDIR}/${XBPS_TARGET_MACHINE%%-musl}-dotconfig .config
make ${makejobs} ARCH=$arch ${_cross} oldconfig
else
msg_normal "Defaulting to 'allmodconfig'.\n"
make ${makejobs} ARCH=$arch ${_cross} allmodconfig
fi
# Always use our revision to CONFIG_LOCALVERSION to match our pkg version.
sed -i -e "s|^\(CONFIG_LOCALVERSION=\).*|\1\"_${revision}\"|" .config
}
do_build() {
local arch _args
case "$XBPS_TARGET_MACHINE" in
i686*) _args="bzImage modules"; arch=i386;;
x86_64*) _args="bzImage modules"; arch=x86_64;;
arm*) _args="zImage modules dtbs"; arch=arm;;
aarch64*) _args="Image modules dtbs"; arch=arm64;;
ppc*) _args="zImage modules"; arch=powerpc;;
mips*) _args="uImage modules dtbs"; arch=mips;;
esac
export LDFLAGS=
make ARCH=$arch ${_version} ${_cross} ${makejobs} prepare
make ARCH=$arch ${_version} ${_cross} ${makejobs} ${_args}
}
do_install() {
local arch subarch _args hdrdest
case "$XBPS_TARGET_MACHINE" in
i686*) arch=x86; subarch=i386;;
x86_64*) arch=x86; subarch=x86_64;;
arm*) arch=arm;;
aarch64*) arch=arm64;;
ppc*) arch=powerpc;;
mips*) arch=mips;;
esac
# Run depmod after compressing modules.
sed -i '2iexit 0' scripts/depmod.sh
# Install kernel, firmware and modules
make ${makejobs} ARCH=${subarch:-$arch} INSTALL_MOD_PATH=${DESTDIR} ${_cross} modules_install
hdrdest=${DESTDIR}/usr/src/kernel-headers-${_kernver}
vinstall .config 644 boot config-${_kernver}
vinstall System.map 644 boot System.map-${_kernver}
case "$arch" in
x86)
vinstall arch/x86/boot/bzImage 644 boot vmlinuz-${_kernver}
;;
arm)
vinstall arch/arm/boot/zImage 644 boot
make ${makejobs} ARCH=${subarch:-$arch} INSTALL_DTBS_PATH=${DESTDIR}/boot/dtbs/dtbs-${_kernver} ${_cross} dtbs_install
;;
arm64)
vinstall arch/arm64/boot/Image 644 boot vmlinux-${_kernver}
make ${makejobs} ARCH=${subarch:-$arch} INSTALL_DTBS_PATH=${DESTDIR}/boot/dtbs/dtbs-${_kernver} ${_cross} dtbs_install
;;
powerpc)
# zImage on powerpc is useless as it won't load initramfs
# raw vmlinux is huge, and this is nostrip, so do it manually
vinstall vmlinux 644 boot vmlinux-${_kernver}
/usr/bin/$STRIP ${DESTDIR}/boot/vmlinux-${_kernver}
;;
mips)
vinstall arch/mips/boot/uImage.bin 644 boot uImage-${_kernver}
make ${makejobs} ARCH=${subarch:-$arch} INSTALL_DTBS_PATH=${DESTDIR}/boot/dtbs/dtbs-${_kernver} ${_cross} dtbs_install
;;
esac
# Switch to /usr.
vmkdir usr
mv ${DESTDIR}/lib ${DESTDIR}/usr
cd ${DESTDIR}/usr/lib/modules/${_kernver}
rm -f source build
ln -sf ../../../src/kernel-headers-${_kernver} build
cd ${wrksrc}
# Install required headers to build external modules
install -Dm644 Makefile ${hdrdest}/Makefile
install -Dm644 kernel/Makefile ${hdrdest}/kernel/Makefile
install -Dm644 .config ${hdrdest}/.config
for file in $(find . -name Kconfig\*); do
mkdir -p ${hdrdest}/$(dirname $file)
install -Dm644 $file ${hdrdest}/${file}
done
for file in $(find arch/${subarch:-$arch} -name module.lds -o -name Kbuild.platforms -o -name Platform); do
mkdir -p ${hdrdest}/$(dirname $file)
install -Dm644 $file ${hdrdest}/${file}
done
mkdir -p ${hdrdest}/include
# Remove firmware stuff provided by the "linux-firmware" pkg.
rm -rf ${DESTDIR}/usr/lib/firmware
for i in acpi asm-generic clocksource config crypto drm generated linux vdso \
math-emu media net pcmcia scsi sound trace uapi video xen dt-bindings; do
if [ -d include/$i ]; then
cp -a include/$i ${hdrdest}/include
fi
done
cd ${wrksrc}
mkdir -p ${hdrdest}/arch/${arch}
cp -a arch/${arch}/include ${hdrdest}/arch/${arch}
# Remove helper binaries built for host,
# if generated files from the scripts/ directory need to be included,
# they need to be copied to ${hdrdest} before this step
if [ "$CROSS_BUILD" ]; then
make ${makejobs} ARCH=${subarch:-$arch} ${_cross} _mrproper_scripts
# remove host specific objects as well
find scripts -name '*.o' -delete
fi
# Copy files necessary for later builds, like nvidia and vmware
cp Module.symvers ${hdrdest}
cp -a scripts ${hdrdest}
mkdir -p ${hdrdest}/security/selinux
cp -a security/selinux/include ${hdrdest}/security/selinux
mkdir -p ${hdrdest}/tools/include
cp -a tools/include/tools ${hdrdest}/tools/include
mkdir -p ${hdrdest}/arch/${arch}/kernel
cp arch/${arch}/Makefile ${hdrdest}/arch/${arch}
if [ "$subarch" = "i386" ]; then
mkdir -p ${hdrdest}/arch/x86
cp arch/x86/Makefile_32.cpu ${hdrdest}/arch/x86
fi
if [ "$arch" = "x86" ]; then
mkdir -p ${hdrdest}/arch/x86/kernel
cp arch/x86/kernel/asm-offsets.s ${hdrdest}/arch/x86/kernel
elif [ "$arch" = "arm64" ]; then
mkdir -p ${hdrdest}/arch/arm64/kernel
cp -a arch/arm64/kernel/vdso ${hdrdest}/arch/arm64/kernel/
fi
# add headers for lirc package
# pci
for i in bt8xx cx88 saa7134; do
mkdir -p ${hdrdest}/drivers/media/pci/${i}
cp -a drivers/media/pci/${i}/*.h ${hdrdest}/drivers/media/pci/${i}
done
# usb
for i in cpia2 em28xx pwc; do
mkdir -p ${hdrdest}/drivers/media/usb/${i}
cp -a drivers/media/usb/${i}/*.h ${hdrdest}/drivers/media/usb/${i}
done
# i2c
mkdir -p ${hdrdest}/drivers/media/i2c
cp drivers/media/i2c/*.h ${hdrdest}/drivers/media/i2c
for i in cx25840; do
mkdir -p ${hdrdest}/drivers/media/i2c/${i}
cp -a drivers/media/i2c/${i}/*.h ${hdrdest}/drivers/media/i2c/${i}
done
# Add docbook makefile
install -Dm644 Documentation/DocBook/Makefile \
${hdrdest}/Documentation/DocBook/Makefile
# Add md headers
mkdir -p ${hdrdest}/drivers/md
cp drivers/md/*.h ${hdrdest}/drivers/md
# Add inotify.h
mkdir -p ${hdrdest}/include/linux
cp include/linux/inotify.h ${hdrdest}/include/linux
# Add wireless headers
mkdir -p ${hdrdest}/net/mac80211/
cp net/mac80211/*.h ${hdrdest}/net/mac80211
# add dvb headers for external modules
mkdir -p ${hdrdest}/include/config/dvb/
cp include/config/dvb/*.h ${hdrdest}/include/config/dvb/
# add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
mkdir -p ${hdrdest}/drivers/media/dvb-frontends
cp drivers/media/dvb-frontends/lgdt330x.h \
${hdrdest}/drivers/media/dvb-frontends/
cp drivers/media/i2c/msp3400-driver.h ${hdrdest}/drivers/media/i2c/
# add dvb headers
mkdir -p ${hdrdest}/drivers/media/usb/dvb-usb
cp drivers/media/usb/dvb-usb/*.h ${hdrdest}/drivers/media/usb/dvb-usb/
mkdir -p ${hdrdest}/drivers/media/dvb-frontends
cp drivers/media/dvb-frontends/*.h ${hdrdest}/drivers/media/dvb-frontends/
mkdir -p ${hdrdest}/drivers/media/tuners
cp drivers/media/tuners/*.h ${hdrdest}/drivers/media/tuners/
# Add xfs and shmem for aufs building
mkdir -p ${hdrdest}/fs/xfs/libxfs
mkdir -p ${hdrdest}/mm
cp fs/xfs/libxfs/xfs_sb.h ${hdrdest}/fs/xfs/libxfs/xfs_sb.h
# Add objtool binary, needed to build external modules with dkms
case "$XBPS_TARGET_MACHINE" in
x86_64*)
mkdir -p ${hdrdest}/tools/objtool
cp tools/objtool/objtool ${hdrdest}/tools/objtool
;;
esac
# Remove unneeded architectures
case "$arch" in
i386|x86_64) _args="arm* m* p*";;
arm|arm64) _args="x86* m* p*";;
powerpc) _args="arm* m* x86* parisc";;
mips) _args="arm* x86* p*";;
esac
for arch in alpha avr32 blackfin cris frv h8300 \
ia64 s* um v850 xtensa ${_args}; do
rm -rf ${hdrdest}/arch/${arch}
done
# Keep arch/x86/ras/Kconfig as it is needed by drivers/ras/Kconfig
mkdir -p ${hdrdest}/arch/x86/ras
cp -a arch/x86/ras/Kconfig ${hdrdest}/arch/x86/ras/Kconfig
# Extract debugging symbols and compress modules
msg_normal "$pkgver: extracting debug info and compressing modules, please wait...\n"
install -Dm644 vmlinux ${DESTDIR}/usr/lib/debug/boot/vmlinux-${_kernver}
(
cd ${DESTDIR}
export DESTDIR
find ./ -name '*.ko' -print0 | \
xargs -0r -n1 -P ${XBPS_MAKEJOBS} ${FILESDIR}/mv-debug
)
# ... and run depmod again.
depmod -b ${DESTDIR}/usr -F System.map ${_kernver}
}
linux5.10-headers_package() {
preserve=yes
nostrip=yes
noshlibprovides=yes
short_desc+=" - source headers for 3rd party modules"
pkg_install() {
vmove usr/src
vmove usr/lib/modules/${_kernver}/build
}
}
linux5.10-dbg_package() {
preserve=yes
nostrip=yes
noverifyrdeps=yes
noshlibprovides=yes
repository=debug
short_desc+=" - debugging symbols"
pkg_install() {
vmove usr/lib/debug
}
}