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(parent: 5b4383d) | patch
iomap: Handle memory allocation failure in readahead
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Thu, 2 Apr 2020 16:08:53 +0000 (09:08 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Thu, 2 Apr 2020 16:08:53 +0000 (09:08 -0700)
commitb0a64083fc3ff9823d3e9584bcbc21db6c54bf40
tree3aa3c6f5ede2339ed4925a620aa7726c1a125502tree | snapshot
parent5b4383db49fe5bb70549949c26727d95b9626ba2commit | diff
iomap: Handle memory allocation failure in readahead

bio_alloc() can fail when we use GFP_NORETRY.  If it does, allocate
a bio large enough for a single page like mpage_readpages() does.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
fs/iomap/buffered-io.c diff | blob | history
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