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procfs: add conditional compilation check

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`proc_timers_operations` is only used when CONFIG_CHECKPOINT_RESTORE is
enabled.

Signed-off-by: Eric Engestrom <eric.engestrom@imgtec.com>
Acked-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Eric Engestrom 2016-03-17 14:20:57 -07:00 committed by Linus Torvalds
parent 5de23d435e
commit b5946beaa9
1 changed files with 2 additions and 0 deletions
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2
fs/proc/base.c
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@ -2158,6 +2158,7 @@ static const struct file_operations proc_map_files_operations = {
.llseek = default_llseek, .llseek = default_llseek,
}; };
#ifdef CONFIG_CHECKPOINT_RESTORE
struct timers_private { struct timers_private {
struct pid *pid; struct pid *pid;
struct task_struct *task; struct task_struct *task;
@ -2256,6 +2257,7 @@ static const struct file_operations proc_timers_operations = {
.llseek = seq_lseek, .llseek = seq_lseek,
.release = seq_release_private, .release = seq_release_private,
}; };
#endif
static ssize_t timerslack_ns_write(struct file *file, const char __user *buf, static ssize_t timerslack_ns_write(struct file *file, const char __user *buf,
size_t count, loff_t *offset) size_t count, loff_t *offset)