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Revert "Disable FOP_DONTCACHE for now due to bugs"

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This reverts commit 478ad02d68.

Both the read and write side dirty && writeback races should be resolved
now, revert the commit that disabled FOP_DONTCACHE for filesystems.

Link: https://lore.kernel.org/linux-fsdevel/20250525083209.GS2023217@ZenIV/
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Link: https://lore.kernel.org/20250527133255.452431-4-axboe@kernel.dk
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Jens Axboe 2025-05-27 07:28:54 -06:00 committed by Christian Brauner
parent 25b065a744
commit 7b2b67dbd4
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1 changed files with 1 additions and 1 deletions
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2
include/linux/fs.h
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@ -2207,7 +2207,7 @@ struct file_operations {
/* Supports asynchronous lock callbacks */
#define FOP_ASYNC_LOCK ((__force fop_flags_t)(1 << 6))
/* File system supports uncached read/write buffered IO */
#define FOP_DONTCACHE 0 /* ((__force fop_flags_t)(1 << 7)) */
#define FOP_DONTCACHE ((__force fop_flags_t)(1 << 7))
/* Wrap a directory iterator that needs exclusive inode access */
int wrap_directory_iterator(struct file *, struct dir_context *,