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linux 6.3 compat: needs REQ_PREFLUSH | REQ_OP_WRITE 

Modify bio_set_flush() so if kernel version is >= 4.10, flags 
REQ_PREFLUSH and REQ_OP_WRITE are set together.

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Youzhong Yang <yyang@mathworks.com>
Closes #14695
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youzhongyang 2023-03-31 12:46:22 -04:00 committed by GitHub
parent 1142362ff6
commit c5431f1465
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2
include/os/linux/kernel/linux/blkdev_compat.h
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@ -426,7 +426,7 @@ static inline void
bio_set_flush(struct bio *bio)
{
#if defined(HAVE_REQ_PREFLUSH) /* >= 4.10 */
bio_set_op_attrs(bio, 0, REQ_PREFLUSH);
bio_set_op_attrs(bio, 0, REQ_PREFLUSH | REQ_OP_WRITE);
#elif defined(WRITE_FLUSH_FUA) /* >= 2.6.37 and <= 4.9 */
bio_set_op_attrs(bio, 0, WRITE_FLUSH_FUA);
#else