diff options
author | Kassey Li <quic_yingangl@quicinc.com> | 2022-08-18 10:24:25 +0800 |
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committer | Andrew Morton <akpm@linux-foundation.org> | 2022-09-11 20:25:59 -0700 |
commit | 8f0efa81dfbc6abf86bf410549e61a2636753c86 (patch) | |
tree | 414635559a44137f109ca936ebb00c70c4b30ac5 /drivers/cpuidle/Kconfig.powerpc | |
parent | 72c33ef4c02e32e2884e7688ec878a486913fe9c (diff) |
mm/page_owner.c: add llseek for page_owner
It is too slow to dump all the pages, in some usage we just want to dump a
given start pfn, for example: a CMA range or a single page.
To speed up and save time, this change allows specifying of a start pfn by
adding llseek for page_owner.
Link: https://lkml.kernel.org/r/20220818022425.31056-1-quic_yingangl@quicinc.com
Signed-off-by: Kassey Li <quic_yingangl@quicinc.com>
Suggested-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'drivers/cpuidle/Kconfig.powerpc')
0 files changed, 0 insertions, 0 deletions