fuse: Invalidate the page cache after FOPEN_DIRECT_IO write

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[ Upstream commit b359af8275 ]

generic_file_direct_write() also does this and has a large
comment about.

Reproducer here is xfstest's generic/209, which is exactly to
have competing DIO write and cached IO read.

Signed-off-by: Bernd Schubert <bschubert@ddn.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Bernd Schubert 2025-10-23 00:21:17 +02:00 • committed by Greg Kroah-Hartman

parent b88dd8517e

commit ea0c31c521

1 changed files with 9 additions and 0 deletions

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fs/fuse/file.c

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