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| author | Filipe Manana <fdmanana@suse.com> | 2024-12-09 16:43:44 +0000 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2024-12-23 22:04:48 +0100 |
| commit | 2c8507c63f5498d4ee4af404a8e44ceae4345056 (patch) | |
| tree | 264ae7e3961d048c4a7a05b9e2a7bdc7bdc2fbf7 /drivers/cdx/controller/cdx_controller.c | |
| parent | btrfs: allow swap activation to be interruptible (diff) | |
| download | linux-2c8507c63f5498d4ee4af404a8e44ceae4345056.tar.gz linux-2c8507c63f5498d4ee4af404a8e44ceae4345056.zip | |
btrfs: avoid monopolizing a core when activating a swap file
During swap activation we iterate over the extents of a file and we can
have many thousands of them, so we can end up in a busy loop monopolizing
a core. Avoid this by doing a voluntary reschedule after processing each
extent.
CC: stable@vger.kernel.org # 5.4+
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'drivers/cdx/controller/cdx_controller.c')
0 files changed, 0 insertions, 0 deletions