Messages in this thread Patch in this message | | | From | Jaegeuk Kim <> | Subject | [PATCH] f2fs: preload extent_cache for POSIX_FADV_WILLNEED | Date | Tue, 19 Sep 2023 17:46:45 -0700 |
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This patch tries to preload extent_cache given POSIX_FADV_WILLNEED, which is more useful for generic usecases.
Suggested-by: Eric Biggers <ebiggers@kernel.org> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> --- fs/f2fs/file.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 09716127e107..df7703c1f7d7 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -4858,6 +4858,8 @@ static int f2fs_file_fadvise(struct file *filp, loff_t offset, loff_t len, filp->f_mode &= ~FMODE_RANDOM; spin_unlock(&filp->f_lock); return 0; + } else if (advice == POSIX_FADV_WILLNEED) { + f2fs_precache_extents(inode); } err = generic_fadvise(filp, offset, len, advice); -- 2.42.0.459.ge4e396fd5e-goog
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