void-packages/srcpkgs/procps/patches/pmaps_smaps.patch

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Description: provides information for pmap -x option
Similiar idea to pmap written by Robert Love
Bug-Debian: http://bugs.debian.org/347476
Bug-Debian: http://bugs.debian.org/505571
Author: Craig Small <csmall@debian.org>
--- a/pmap.c
+++ b/pmap.c
@@ -126,24 +126,37 @@
char buf[32];
char mapbuf[9600];
char cmdbuf[512];
+ FILE *fp;
unsigned long total_shared = 0ul;
unsigned long total_private_readonly = 0ul;
unsigned long total_private_writeable = 0ul;
+ char *cp2=NULL;
+ unsigned long long rss = 0ull;
+ unsigned long long private_dirty = 0ull;
+ unsigned long long shared_dirty = 0ull;
+ unsigned long long total_rss = 0ull;
+ unsigned long long total_private_dirty = 0ull;
+ unsigned long long total_shared_dirty = 0ull;
+
// Overkill, but who knows what is proper? The "w" prog
// uses the tty width to determine this.
int maxcmd = 0xfffff;
sprintf(buf,"/proc/%u/maps",p->tgid);
- if(!freopen(buf, "r", stdin)) return 1;
+ if ( (fp = fopen(buf, "r")) == NULL) return 1;
+ if (x_option) {
+ sprintf(buf,"/proc/%u/smaps",p->tgid);
+ if ( (fp = freopen(buf, "r", fp)) == NULL) return 1;
+ }
escape_command(cmdbuf, p, sizeof cmdbuf, &maxcmd, ESC_ARGS|ESC_BRACKETS);
printf("%u: %s\n", p->tgid, cmdbuf);
if(!q_option && (x_option|d_option)){
if(x_option){
- if(sizeof(KLONG)==4) printf("Address Kbytes RSS Anon Locked Mode Mapping\n");
- else printf("Address Kbytes RSS Anon Locked Mode Mapping\n");
+ if(sizeof(KLONG)==4) printf("Address Kbytes RSS Dirty Mode Mapping\n");
+ else printf("Address Kbytes RSS Dirty Mode Mapping\n");
}
if(d_option){
if(sizeof(KLONG)==4) printf("Address Kbytes Mode Offset Device Mapping\n");
@@ -151,12 +164,54 @@
}
}
- while(fgets(mapbuf,sizeof mapbuf,stdin)){
+ while(fgets(mapbuf,sizeof mapbuf,fp)){
char flags[32];
char *tmp; // to clean up unprintables
- unsigned KLONG start, end, diff;
+ unsigned KLONG start, end, diff=0;
unsigned long long file_offset, inode;
unsigned dev_major, dev_minor;
+ unsigned long long smap_value;
+ char smap_key[20];
+
+ /* hex values are lower case or numeric, keys are upper */
+ if (mapbuf[0] >= 'A' && mapbuf[0] <= 'Z') {
+ /* Its a key */
+ if (sscanf(mapbuf,"%20[^:]: %llu", smap_key, &smap_value) == 2) {
+ if (strncmp("Rss", smap_key, 3) == 0) {
+ rss = smap_value;
+ total_rss += smap_value;
+ continue;
+ }
+ if (strncmp("Shared_Dirty", smap_key, 12) == 0) {
+ shared_dirty = smap_value;
+ total_shared_dirty += smap_value;
+ continue;
+ }
+ if (strncmp("Private_Dirty", smap_key, 13) == 0) {
+ private_dirty = smap_value;
+ total_private_dirty += smap_value;
+ continue;
+ }
+ if (strncmp("Swap", smap_key, 4) == 0) { /*doesnt matter as long as last*/
+ printf(
+ (sizeof(KLONG)==8)
+ ? "%016"KLF"x %7lu %7llu %7llu %s %s\n"
+ : "%08lx %7lu %7llu %7llu %s %s\n",
+ start,
+ (unsigned long)(diff>>10),
+ rss,
+ (private_dirty + shared_dirty),
+ flags,
+ cp2
+ );
+ /* reset some counters */
+ rss = shared_dirty = private_dirty = 0ull;
+ continue;
+ }
+ /* Other keys */
+ continue;
+ }
+ }
sscanf(mapbuf,"%"KLF"x-%"KLF"x %31s %Lx %x:%x %Lu", &start, &end, flags, &file_offset, &dev_major, &dev_minor, &inode);
if(start > range_high)
@@ -186,16 +241,9 @@
flags[5] = '\0';
if(x_option){
- const char *cp = mapping_name(p, start, diff, mapbuf, 0, dev_major, dev_minor, inode);
- printf(
- (sizeof(KLONG)==8)
- ? "%016"KLF"x %7lu - - - %s %s\n"
- : "%08lx %7lu - - - %s %s\n",
- start,
- (unsigned long)(diff>>10),
- flags,
- cp
- );
+ cp2 = mapping_name(p, start, diff, mapbuf, 0, dev_major, dev_minor, inode);
+ /* printed with the keys */
+ continue;
}
if(d_option){
const char *cp = mapping_name(p, start, diff, mapbuf, 0, dev_major, dev_minor, inode);
@@ -232,10 +280,12 @@
if(!q_option){
if(x_option){
if(sizeof(KLONG)==8){
- printf("---------------- ------ ------ ------ ------\n");
+ printf("---------------- ------ ------ ------\n");
printf(
- "total kB %15ld - - -\n",
- (total_shared + total_private_writeable + total_private_readonly) >> 10
+ "total kB %15ld %7llu %7llu\n",
+ (total_shared + total_private_writeable + total_private_readonly) >> 10,
+ total_rss, (total_shared_dirty+total_private_dirty)
+
);
}else{
printf("-------- ------- ------- ------- -------\n");