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(parent: e78662e) | patch
fuse: write back dirty pages before direct write in direct_io_relax mode
authorHao Xu <howeyxu@tencent.com>
Tue, 1 Aug 2023 08:06:47 +0000 (16:06 +0800)
committerMiklos Szeredi <mszeredi@redhat.com>
Wed, 16 Aug 2023 10:39:24 +0000 (12:39 +0200)
commitb5a2a3a0b77668257fa72ee6bc0eac90493f13c1
tree1af722dccb880d15708a07661c475eff695c828btree | snapshot
parente78662e818f9478e70912cc2970ca632ec9f3635commit | diff
fuse: write back dirty pages before direct write in direct_io_relax mode

In direct_io_relax mode, there can be shared mmaped files and thus dirty
pages in its page cache.  Therefore those dirty pages should be written
back to backend before direct io to avoid data loss.

Signed-off-by: Hao Xu <howeyxu@tencent.com>
Reviewed-by: Jiachen Zhang <zhangjiachen.jaycee@bytedance.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
fs/fuse/file.c diff | blob | history
Domain: System / Kernel;