autofs: change catatonic setting to a bit flag
Change the superblock info. catatonic setting to be part of a flags bit
field.
Link: http://lkml.kernel.org/r/154296973142.9889.17275721668508589639.stgit@pluto-themaw-net
Signed-off-by: Ian Kent <raven@themaw.net>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/autofs/waitq.c b/fs/autofs/waitq.c
index f6385c6..15a3e31 100644
--- a/fs/autofs/waitq.c
+++ b/fs/autofs/waitq.c
@@ -20,14 +20,14 @@ void autofs_catatonic_mode(struct autofs_sb_info *sbi)
struct autofs_wait_queue *wq, *nwq;
mutex_lock(&sbi->wq_mutex);
- if (sbi->catatonic) {
+ if (sbi->flags & AUTOFS_SBI_CATATONIC) {
mutex_unlock(&sbi->wq_mutex);
return;
}
pr_debug("entering catatonic mode\n");
- sbi->catatonic = 1;
+ sbi->flags |= AUTOFS_SBI_CATATONIC;
wq = sbi->queues;
sbi->queues = NULL; /* Erase all wait queues */
while (wq) {
@@ -255,7 +255,7 @@ static int validate_request(struct autofs_wait_queue **wait,
struct autofs_wait_queue *wq;
struct autofs_info *ino;
- if (sbi->catatonic)
+ if (sbi->flags & AUTOFS_SBI_CATATONIC)
return -ENOENT;
/* Wait in progress, continue; */
@@ -290,7 +290,7 @@ static int validate_request(struct autofs_wait_queue **wait,
if (mutex_lock_interruptible(&sbi->wq_mutex))
return -EINTR;
- if (sbi->catatonic)
+ if (sbi->flags & AUTOFS_SBI_CATATONIC)
return -ENOENT;
wq = autofs_find_wait(sbi, qstr);
@@ -359,7 +359,7 @@ int autofs_wait(struct autofs_sb_info *sbi,
pid_t tgid;
/* In catatonic mode, we don't wait for nobody */
- if (sbi->catatonic)
+ if (sbi->flags & AUTOFS_SBI_CATATONIC)
return -ENOENT;
/*