diff options
| author | Chris Wilson <[email protected]> | 2018-01-21 17:31:43 +0000 |
|---|---|---|
| committer | Chris Wilson <[email protected]> | 2018-01-22 12:22:04 +0000 |
| commit | 073cd7816685ac77c6d8b4d321a5586c9177b76a (patch) | |
| tree | 9a2167f9ae0a830ea27dcb41c7ab489e72a7e875 /tools/perf/scripts/python/sctop.py | |
| parent | 861023e0b6c44d6373abb3e63f853592adda0e3b (diff) | |
drm/i915: Protect WC stash allocation against direct reclaim
As we attempt to allocate pages for use in a new WC stash, direct
reclaim may run underneath us and fill up the WC stash. We have to be
careful then not to overflow the pvec.
Fixes: 66df1014efba ("drm/i915: Keep a small stash of preallocated WC pages")
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=103109
Signed-off-by: Chris Wilson <[email protected]>
Cc: Matthew Auld <[email protected]>
Cc: Joonas Lahtinen <[email protected]>
Reviewed-by: Matthew Auld <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/sctop.py')
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