The patch titled
Subject: procfs: avoid breaking the ABI in /proc/stat
has been added to the -mm tree. Its filename is
procfs-add-num_to_str-to-speed-up-proc-stat-fix-2.patch
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From: Andrea Righi <andrea@xxxxxxxxxxxxxxx>
Subject: procfs: avoid breaking the ABI in /proc/stat
The speed up of /proc/stat changed the output of the cpu statistics adding
an extra space between the string "cpu" and the cpu id.
Restore the old ABI by removing this space.
Signed-off-by: Andrea Righi <andrea@xxxxxxxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/stat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN fs/proc/stat.c~procfs-add-num_to_str-to-speed-up-proc-stat-fix-2 fs/proc/stat.c
--- a/fs/proc/stat.c~procfs-add-num_to_str-to-speed-up-proc-stat-fix-2
+++ a/fs/proc/stat.c
@@ -114,7 +114,7 @@ static int show_stat(struct seq_file *p,
steal = kcpustat_cpu(i).cpustat[CPUTIME_STEAL];
guest = kcpustat_cpu(i).cpustat[CPUTIME_GUEST];
guest_nice = kcpustat_cpu(i).cpustat[CPUTIME_GUEST_NICE];
- seq_printf(p, "cpu %d", i);
+ seq_printf(p, "cpu%d", i);
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(user));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(nice));
seq_put_decimal_ull(p, ' ', cputime64_to_clock_t(system));
_
Subject: Subject: procfs: avoid breaking the ABI in /proc/stat
Patches currently in -mm which might be from andrea@xxxxxxxxxxxxxxx are
procfs-add-num_to_str-to-speed-up-proc-stat-fix-2.patch
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