Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH] PM / Hibernate: Correct additional page calculation | Date | Tue, 17 Jan 2012 11:43:09 +0900 |
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The struct bm_block is allocated by chain_alloc(), so it'd better counting it in LINKED_PAGE_DATA_SIZE.
Signed-off-by: Namhyung Kim <namhyung.kim@lge.com> --- kernel/power/snapshot.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index cbe2c1441392..7196d3c023e1 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -812,7 +812,8 @@ unsigned int snapshot_additional_pages(struct zone *zone) unsigned int res; res = DIV_ROUND_UP(zone->spanned_pages, BM_BITS_PER_BLOCK); - res += DIV_ROUND_UP(res * sizeof(struct bm_block), PAGE_SIZE); + res += DIV_ROUND_UP(res * sizeof(struct bm_block), + LINKED_PAGE_DATA_SIZE); return 2 * res; } -- 1.7.9.rc1.dirty
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