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authorLinus Torvalds <torvalds@linux-foundation.org>2011-10-28 10:43:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-10-28 10:43:32 -0700
commitdabcbb1bae0f55378060b285062b20f6ec648c6a (patch)
tree027cdd35ce43cce95a78afab22e1e809b436b636 /include/linux
parent5619a693965b291315685bdfe01a0246ebd7e41e (diff)
parente0c8ea1a69410ef44043646938a6a4175f5307e4 (diff)
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Merge branch '3.2-without-smb2' of git://git.samba.org/sfrench/cifs-2.6
* '3.2-without-smb2' of git://git.samba.org/sfrench/cifs-2.6: (52 commits) Fix build break when freezer not configured Add definition for share encryption CIFS: Make cifs_push_locks send as many locks at once as possible CIFS: Send as many mandatory unlock ranges at once as possible CIFS: Implement caching mechanism for posix brlocks CIFS: Implement caching mechanism for mandatory brlocks CIFS: Fix DFS handling in cifs_get_file_info CIFS: Fix error handling in cifs_readv_complete [CIFS] Fixup trivial checkpatch warning [CIFS] Show nostrictsync and noperm mount options in /proc/mounts cifs, freezer: add wait_event_freezekillable and have cifs use it cifs: allow cifs_max_pending to be readable under /sys/module/cifs/parameters cifs: tune bdi.ra_pages in accordance with the rsize cifs: allow for larger rsize= options and change defaults cifs: convert cifs_readpages to use async reads cifs: add cifs_async_readv cifs: fix protocol definition for READ_RSP cifs: add a callback function to receive the rest of the frame cifs: break out 3rd receive phase into separate function cifs: find mid earlier in receive codepath ...
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/freezer.h22
1 files changed, 20 insertions, 2 deletions
diff --git a/include/linux/freezer.h b/include/linux/freezer.h
index aa56cf3..a49b529 100644
--- a/include/linux/freezer.h
+++ b/include/linux/freezer.h
@@ -135,10 +135,25 @@ static inline void set_freezable_with_signal(void)
}
/*
- * Freezer-friendly wrappers around wait_event_interruptible() and
- * wait_event_interruptible_timeout(), originally defined in <linux/wait.h>
+ * Freezer-friendly wrappers around wait_event_interruptible(),
+ * wait_event_killable() and wait_event_interruptible_timeout(), originally
+ * defined in <linux/wait.h>
*/
+#define wait_event_freezekillable(wq, condition) \
+({ \
+ int __retval; \
+ do { \
+ __retval = wait_event_killable(wq, \
+ (condition) || freezing(current)); \
+ if (__retval && !freezing(current)) \
+ break; \
+ else if (!(condition)) \
+ __retval = -ERESTARTSYS; \
+ } while (try_to_freeze()); \
+ __retval; \
+})
+
#define wait_event_freezable(wq, condition) \
({ \
int __retval; \
@@ -190,6 +205,9 @@ static inline void set_freezable_with_signal(void) {}
#define wait_event_freezable_timeout(wq, condition, timeout) \
wait_event_interruptible_timeout(wq, condition, timeout)
+#define wait_event_freezekillable(wq, condition) \
+ wait_event_killable(wq, condition)
+
#endif /* !CONFIG_FREEZER */
#endif /* FREEZER_H_INCLUDED */
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