diff -upk.orig procps-3.2.5.orig/proc/readproc.c procps-3.2.5/proc/readproc.c

--- procps-3.2.5.orig/proc/readproc.c	2005-09-15 15:26:11 +0000

+++ procps-3.2.5/proc/readproc.c	2005-09-15 15:35:57 +0000

@@ -506,9 +506,10 @@ static proc_t* simple_readproc(PROCTAB *

     p->egid = sb.st_gid;			/* need a way to get real gid */

     if (flags & PROC_FILLSTAT) {         /* read, parse /proc/#/stat */

-	if (unlikely( file2str(path, "stat", sbuf, sizeof sbuf) == -1 ))

+	if (likely( file2str(path, "stat", sbuf, sizeof sbuf) != -1 ))

+	    stat2proc(sbuf, p);			/* parse /proc/#/stat */

+	else if ((flags & PROC_FILLSTAT_FAILOK) != PROC_FILLSTAT_FAILOK)

 	    goto next_proc;			/* error reading /proc/#/stat */

-	stat2proc(sbuf, p);				/* parse /proc/#/stat */

     }

     if (unlikely(flags & PROC_FILLMEM)) {	/* read, parse /proc/#/statm */

@@ -584,9 +585,10 @@ static proc_t* simple_readtask(PROCTAB *

 //printf("iii\n");

     if (flags & PROC_FILLSTAT) {         /* read, parse /proc/#/stat */

-	if (unlikely( file2str(path, "stat", sbuf, sizeof sbuf) == -1 ))

+	if (likely( file2str(path, "stat", sbuf, sizeof sbuf) != -1 ))

+	    stat2proc(sbuf, t);			/* parse /proc/#/stat */

+	else if ((flags & PROC_FILLSTAT_FAILOK) != PROC_FILLSTAT_FAILOK)

 	    goto next_task;			/* error reading /proc/#/stat */

-	stat2proc(sbuf, t);				/* parse /proc/#/stat */

     }

     if (unlikely(flags & PROC_FILLMEM)) {	/* read, parse /proc/#/statm */

@@ -734,7 +736,10 @@ proc_t* readproc(PROCTAB *restrict const

 //  }

   saved_p = p;

-  if(!p) p = xcalloc(p, sizeof *p); /* passed buf or alloced mem */

+  if(p)

+    memset (p, 0, sizeof *p);

+  else

+    p = xcalloc(p, sizeof *p); /* passed buf or alloced mem */

   for(;;){

     // fills in the path, plus p->tid and p->tgid

@@ -762,7 +767,10 @@ proc_t* readtask(PROCTAB *restrict const

   proc_t *saved_t;

   saved_t = t;

-  if(!t) t = xcalloc(t, sizeof *t); /* passed buf or alloced mem */

+  if(t)

+    memset (t, 0, sizeof *t);

+  else

+    t = xcalloc(t, sizeof *t); /* passed buf or alloced mem */

   // 1. got to fake a thread for old kernels

   // 2. for single-threaded processes, this is faster

diff -upk.orig procps-3.2.5.orig/proc/readproc.h procps-3.2.5/proc/readproc.h

--- procps-3.2.5.orig/proc/readproc.h	2004-09-23 13:35:42 +0000

+++ procps-3.2.5/proc/readproc.h	2005-09-15 15:32:07 +0000

@@ -241,6 +241,8 @@ extern proc_t * get_proc_stats(pid_t pid

 #define PROC_PID             0x1000  // process id numbers ( 0   terminated)

 #define PROC_UID             0x4000  // user id numbers    ( length needed )

+#define PROC_FILLSTAT_FAILOK (0x10000|PROC_FILLSTAT) // read stat but do not fail in case of error

+

 // it helps to give app code a few spare bits

 #define PROC_SPARE_1     0x01000000

 #define PROC_SPARE_2     0x02000000

diff -upk.orig procps-3.2.5.orig/w.c procps-3.2.5/w.c

--- procps-3.2.5.orig/w.c	2005-09-15 15:26:11 +0000

+++ procps-3.2.5/w.c	2005-09-15 15:29:00 +0000

@@ -299,7 +299,7 @@ int main(int argc, char **argv) {

     if (maxcmd < 3)

 	fprintf(stderr, "warning: screen width %d suboptimal.\n", win.ws_col);

-    procs = readproctab(PROC_FILLCOM | PROC_FILLUSR | PROC_FILLSTAT);

+    procs = readproctab(PROC_FILLCOM | PROC_FILLUSR | PROC_FILLSTAT_FAILOK);

     if (header) {				/* print uptime and headers */

 	print_uptime();