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Set glibtop_proc_diskio.flags.

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Check linux version code before reading /proc/PID/io.
This commit is contained in:
Benoît Dejean
2017-02-21 12:50:37 +01:00
parent dff7c5588e
commit 1defc74f07
1 changed files with 4 additions and 0 deletions
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4
sysdeps/linux/procdiskio.c
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@@ -46,6 +46,8 @@ glibtop_get_proc_diskio_s (glibtop *server, glibtop_proc_diskio *buf, pid_t pid)
char buffer [BUFSIZ], *p; char buffer [BUFSIZ], *p;
memset (buf, 0, sizeof (glibtop_proc_diskio)); memset (buf, 0, sizeof (glibtop_proc_diskio));
if (server->os_version_code < LINUX_VERSION_CODE(2, 6, 20))
return;
if (proc_file_to_buffer(buffer, sizeof buffer, "/proc/%d/io", pid)) if (proc_file_to_buffer(buffer, sizeof buffer, "/proc/%d/io", pid))
return; return;
@@ -63,4 +65,6 @@ glibtop_get_proc_diskio_s (glibtop *server, glibtop_proc_diskio *buf, pid_t pid)
p = skip_line (p); p = skip_line (p);
p = skip_token (p); p = skip_token (p);
buf->wbytes = g_ascii_strtoull (p, &p, 10); buf->wbytes = g_ascii_strtoull (p, &p, 10);
buf->flags = _glibtop_sysdeps_proc_diskio;
} }