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author | Hou Tao <houtao1@huawei.com> | 2025-01-08 09:07:27 +0800 |
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committer | Alexei Starovoitov <ast@kernel.org> | 2025-01-08 18:06:37 -0800 |
commit | 7b984359e097f30e392e4eee29be7445fc391f29 (patch) | |
tree | 1adbf0f24e08c3d2d798d474775e6db723ce75ee /tools/perf/scripts/python/stackcollapse.py | |
parent | 4855a75ebf485f74b06ba85b16b71c4b71a4086d (diff) |
bpf: Remove migrate_{disable|enable} from bpf_local_storage_free()
bpf_local_storage_free() has three callers:
1) bpf_local_storage_alloc()
Its caller must have disabled migration.
2) bpf_local_storage_destroy()
Its four callers (bpf_{cgrp|inode|task|sk}_storage_free()) have already
invoked migrate_disable() before invoking bpf_local_storage_destroy().
3) bpf_selem_unlink()
Its callers include: cgrp/inode/task/sk storage ->map_delete_elem
callbacks, bpf_{cgrp|inode|task|sk}_storage_delete() helpers and
bpf_local_storage_map_free(). All of these callers have already disabled
migration before invoking bpf_selem_unlink().
Therefore, it is OK to remove migrate_{disable|enable} pair from
bpf_local_storage_free().
Signed-off-by: Hou Tao <houtao1@huawei.com>
Link: https://lore.kernel.org/r/20250108010728.207536-16-houtao@huaweicloud.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions