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block: don't use REQ_SYNC in the READ_SYNC definition

Reads are synchronous per definition, don't add another flag for it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Christoph Hellwig 8 years ago
parent
67f055c798
commit
6f6b29171a
1 changed files with 1 additions and 1 deletions
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  1. 1 1
      include/linux/fs.h

+ 1 - 1
include/linux/fs.h
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@@ -196,7 +196,7 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset,
 
 #define READ			REQ_OP_READ
 
 #define WRITE			REQ_OP_WRITE
 
 
-#define READ_SYNC		REQ_SYNC
 
+#define READ_SYNC		0
 
 #define WRITE_SYNC		(REQ_SYNC | REQ_NOIDLE)
 
 #define WRITE_ODIRECT		REQ_SYNC
 
 #define WRITE_FLUSH		(REQ_SYNC | REQ_NOIDLE | REQ_PREFLUSH)