linux-stable/fs/iomap
Christoph Hellwig 1cea335d1d iomap: fix sub-page uptodate handling
bio completions can race when a page spans more than one file system
block.  Add a spinlock to synchronize marking the page uptodate.

Fixes: 9dc55f1389 ("iomap: add support for sub-pagesize buffered I/O without buffer heads")
Reported-by: Jan Stancek <jstancek@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2019-12-04 09:33:52 -08:00
..
apply.c iomap: trace iomap_appply results 2019-11-22 08:36:00 -08:00
buffered-io.c iomap: fix sub-page uptodate handling 2019-12-04 09:33:52 -08:00
direct-io.c iomap: remove unneeded variable in iomap_dio_rw() 2019-11-26 09:28:47 -08:00
fiemap.c iomap: iomap_bmap should check iomap_apply return value 2019-11-08 07:44:12 -08:00
Makefile iomap: lift common tracing code from xfs to iomap 2019-10-21 08:51:59 -07:00
seek.c iomap: use a srcmap for a read-modify-write I/O 2019-10-21 08:51:59 -07:00
swapfile.c iomap: use a srcmap for a read-modify-write I/O 2019-10-21 08:51:59 -07:00
trace.c iomap: lift common tracing code from xfs to iomap 2019-10-21 08:51:59 -07:00
trace.h iomap: trace iomap_appply results 2019-11-22 08:36:00 -08:00