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authorJan Kara <[email protected]>2019-08-29 09:04:11 -0700
committerDarrick J. Wong <[email protected]>2019-08-30 22:43:58 -0700
commit692fe62433d4ca47605b39f7c416efd6679ba694 (patch)
tree33d124b7b007e911141c7a3d527a4dc670eb7b4c /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/SchedGui.py
parentddbca70cc45c0ac97ff6d9529e45f10b8ae73ad4 (diff)
mm: Handle MADV_WILLNEED through vfs_fadvise()
Currently handling of MADV_WILLNEED hint calls directly into readahead code. Handle it by calling vfs_fadvise() instead so that filesystem can use its ->fadvise() callback to acquire necessary locks or otherwise prepare for the request. Suggested-by: Amir Goldstein <[email protected]> Reviewed-by: Boaz Harrosh <[email protected]> CC: [email protected] Signed-off-by: Jan Kara <[email protected]> Reviewed-by: Darrick J. Wong <[email protected]> Signed-off-by: Darrick J. Wong <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/SchedGui.py')
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