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authorJoe Perches <joe@perches.com>2011-06-13 10:42:49 +0200
committerJens Axboe <jaxboe@fusionio.com>2011-06-13 10:42:49 +0200
commit08e8138adebdd511e0955e8d6c051904bb4082af (patch)
treef73e9adc3e0164bf427f297312dff95c370db5ee /include/linux/blktrace_api.h
parentfdd514e16bb2531c0c61ae8a1f87740ce217f630 (diff)
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block: Add __attribute__((format(printf...) and fix fallout
Use the compiler to verify format strings and arguments. Fix fallout. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'include/linux/blktrace_api.h')
-rw-r--r--include/linux/blktrace_api.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index b22fb0d..8c7c2de 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -169,7 +169,8 @@ extern void blk_trace_shutdown(struct request_queue *);
extern int do_blk_trace_setup(struct request_queue *q, char *name,
dev_t dev, struct block_device *bdev,
struct blk_user_trace_setup *buts);
-extern void __trace_note_message(struct blk_trace *, const char *fmt, ...);
+extern __attribute__((format(printf, 2, 3)))
+void __trace_note_message(struct blk_trace *, const char *fmt, ...);
/**
* blk_add_trace_msg - Add a (simple) message to the blktrace stream
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