fscache: Add a function for a cache backend to note an I/O error

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Add a function to the backend API to note an I/O error in a cache.

Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
Link: https://lore.kernel.org/r/163819598741.215744.891281275151382095.stgit@warthog.procyon.org.uk/ # v1
Link: https://lore.kernel.org/r/163906901316.143852.15225412215771586528.stgit@warthog.procyon.org.uk/ # v2
Link: https://lore.kernel.org/r/163967100721.1823006.16435671567428949398.stgit@warthog.procyon.org.uk/ # v3
Link: https://lore.kernel.org/r/164021508840.640689.11902836226570620424.stgit@warthog.procyon.org.uk/ # v4

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This commit is contained in:

David Howells 2021-10-20 15:00:26 +01:00

parent bfa22da3ed

commit 29f18e79fe

2 changed files with 22 additions and 0 deletions

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20

fs/fscache/cache.c

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2

include/linux/fscache-cache.h

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