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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-12-11 11:18:45 -0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-12-11 11:18:45 -0200
commit9374020a78fce13a1cf2edf3d26f6dd7231b5c3d (patch)
tree50c8629e6c6222c5b9681506b52afbde818c5e56 /include/linux/ratelimit.h
parentd2a0db1ee01aea154ccc460e45a16857e32c4427 (diff)
parent29594404d7fe73cd80eaa4ee8c43dcc53970c60e (diff)
Merge tag 'v3.7' into v4l_for_linus
Linux 3.7 * tag 'v3.7': (1545 commits) Linux 3.7 Input: matrix-keymap - provide proper module license Revert "revert "Revert "mm: remove __GFP_NO_KSWAPD""" and associated damage ipv4: ip_check_defrag must not modify skb before unsharing Revert "mm: avoid waking kswapd for THP allocations when compaction is deferred or contended" inet_diag: validate port comparison byte code to prevent unsafe reads inet_diag: avoid unsafe and nonsensical prefix matches in inet_diag_bc_run() inet_diag: validate byte code to prevent oops in inet_diag_bc_run() inet_diag: fix oops for IPv4 AF_INET6 TCP SYN-RECV state mm: vmscan: fix inappropriate zone congestion clearing vfs: fix O_DIRECT read past end of block device net: gro: fix possible panic in skb_gro_receive() tcp: bug fix Fast Open client retransmission tmpfs: fix shared mempolicy leak mm: vmscan: do not keep kswapd looping forever due to individual uncompactable zones mm: compaction: validate pfn range passed to isolate_freepages_block mmc: sh-mmcif: avoid oops on spurious interrupts (second try) Revert misapplied "mmc: sh-mmcif: avoid oops on spurious interrupts" mmc: sdhci-s3c: fix missing clock for gpio card-detect lib/Makefile: Fix oid_registry build dependency ...
Diffstat (limited to 'include/linux/ratelimit.h')
-rw-r--r--include/linux/ratelimit.h27
1 files changed, 9 insertions, 18 deletions
diff --git a/include/linux/ratelimit.h b/include/linux/ratelimit.h
index e11ccb4cf48d..0a260d8a18bf 100644
--- a/include/linux/ratelimit.h
+++ b/include/linux/ratelimit.h
@@ -46,20 +46,17 @@ extern int ___ratelimit(struct ratelimit_state *rs, const char *func);
#define WARN_ON_RATELIMIT(condition, state) \
WARN_ON((condition) && __ratelimit(state))
-#define __WARN_RATELIMIT(condition, state, format...) \
-({ \
- int rtn = 0; \
- if (unlikely(__ratelimit(state))) \
- rtn = WARN(condition, format); \
- rtn; \
-})
-
-#define WARN_RATELIMIT(condition, format...) \
+#define WARN_RATELIMIT(condition, format, ...) \
({ \
static DEFINE_RATELIMIT_STATE(_rs, \
DEFAULT_RATELIMIT_INTERVAL, \
DEFAULT_RATELIMIT_BURST); \
- __WARN_RATELIMIT(condition, &_rs, format); \
+ int rtn = !!(condition); \
+ \
+ if (unlikely(rtn && __ratelimit(&_rs))) \
+ WARN(rtn, format, ##__VA_ARGS__); \
+ \
+ rtn; \
})
#else
@@ -67,15 +64,9 @@ extern int ___ratelimit(struct ratelimit_state *rs, const char *func);
#define WARN_ON_RATELIMIT(condition, state) \
WARN_ON(condition)
-#define __WARN_RATELIMIT(condition, state, format...) \
-({ \
- int rtn = WARN(condition, format); \
- rtn; \
-})
-
-#define WARN_RATELIMIT(condition, format...) \
+#define WARN_RATELIMIT(condition, format, ...) \
({ \
- int rtn = WARN(condition, format); \
+ int rtn = WARN(condition, format, ##__VA_ARGS__); \
rtn; \
})