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2011-08-26 Pedro Alves <pedro@codesourcery.com> 

gdb/
	* common/linux-osdata.c (get_cores_used_by_process): Don't assume
	opening /proc/PID/task always succeeds.
This commit is contained in:
Pedro Alves 2011-08-26 18:58:04 +00:00
parent edb2aadf8b
commit e5798bef38
2 changed files with 25 additions and 18 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2011-08-26 Pedro Alves <pedro@codesourcery.com>
* common/linux-osdata.c (get_cores_used_by_process): Don't assume
opening /proc/PID/task always succeeds.
2011-08-26 Aleksandar Ristovski <aristovski@qnx.com>
* linespec.c (symtab_from_filename): Check for the end of string.

38
gdb/common/linux-osdata.c
View File

@ -259,27 +259,29 @@ get_cores_used_by_process (pid_t pid, int *cores)
sprintf (taskdir, "/proc/%d/task", pid);
dir = opendir (taskdir);
while ((dp = readdir (dir)) != NULL)
if (dir)
{
pid_t tid;
int core;
if (!isdigit (dp->d_name[0])
|| NAMELEN (dp) > sizeof ("4294967295") - 1)
continue;
tid = atoi (dp->d_name);
core = linux_common_core_of_thread (ptid_build (pid, tid, 0));
if (core >= 0)
while ((dp = readdir (dir)) != NULL)
{
++cores[core];
++task_count;
}
}
pid_t tid;
int core;
closedir (dir);
if (!isdigit (dp->d_name[0])
|| NAMELEN (dp) > sizeof ("4294967295") - 1)
continue;
tid = atoi (dp->d_name);
core = linux_common_core_of_thread (ptid_build (pid, tid, 0));
if (core >= 0)
{
++cores[core];
++task_count;
}
}
closedir (dir);
}
return task_count;
}