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(parent: 9a7e10e) | patch
Btrfs: noinline merge_extent_mapping
authorLiu Bo <bo.li.liu@oracle.com>
Fri, 5 Jan 2018 19:51:17 +0000 (12:51 -0700)
committerDavid Sterba <dsterba@suse.com>
Mon, 22 Jan 2018 15:08:22 +0000 (16:08 +0100)
commit5f4791f4a6479cdeb8caae1a3e5895c8a6e99c09
treeed7fa36a5aa0360dcddea7882eba8f6e52038f37tree | snapshot
parent9a7e10e7ba66ce23c8fdc1cac18cade7a0f6840dcommit | diff
Btrfs: noinline merge_extent_mapping

In order to debug subtle bugs around merge_extent_mapping(), perf probe
can be used to check the arguments, but sometimes merge_extent_mapping()
got inlined by compiler and couldn't be probed.

This is adding noinline attribute to merge_extent_mapping().

Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/extent_map.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)