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authorDamien Le Moal <dlemoal@kernel.org>2025-06-11 09:59:15 +0900
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-06-27 11:11:19 +0100
commit943801c3800594b1ae04a2746ec50effa2f6df49 (patch)
tree5775cb3292594fcac7c8fac232dba2249a665ca4
parent5538af384318bd099728f45f912b09d1932f2c3c (diff)
block: Clear BIO_EMULATES_ZONE_APPEND flag on BIO completion
commit f705d33c2f0353039d03e5d6f18f70467d86080e upstream. When blk_zone_write_plug_bio_endio() is called for a regular write BIO used to emulate a zone append operation, that is, a BIO flagged with BIO_EMULATES_ZONE_APPEND, the BIO operation code is restored to the original REQ_OP_ZONE_APPEND but the BIO_EMULATES_ZONE_APPEND flag is not cleared. Clear it to fully return the BIO to its orginal definition. Fixes: 9b1ce7f0c6f8 ("block: Implement zone append emulation") Cc: stable@vger.kernel.org Signed-off-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20250611005915.89843-1-dlemoal@kernel.org Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--block/blk-zoned.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk-zoned.c b/block/blk-zoned.c
index 164ded9eb144..d84946eb2f21 100644
--- a/block/blk-zoned.c
+++ b/block/blk-zoned.c
@@ -1240,6 +1240,7 @@ void blk_zone_write_plug_bio_endio(struct bio *bio)
if (bio_flagged(bio, BIO_EMULATES_ZONE_APPEND)) {
bio->bi_opf &= ~REQ_OP_MASK;
bio->bi_opf |= REQ_OP_ZONE_APPEND;
+ bio_clear_flag(bio, BIO_EMULATES_ZONE_APPEND);
}
/*