Messages in this thread Patch in this message | | | From | Yisheng Xie <> | Subject | [PATCH -next 1/2] zram: fix compr_data_size stat | Date | Mon, 14 Aug 2017 18:44:06 +0800 |
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The compr_data_size is a stat for compressed size of pages stored, which should be updated when we compresse a page.
Meanwhile fix a typo in comment: * read_from_bdev_async() return 1 to avoid call page_endio() in zram_rw_page()
Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com> --- Hi Minchan, It this ok for you to fold it?
Thanks Yisheng Xie
drivers/block/zram/zram_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index e27daca..d18b4ce 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -455,7 +455,7 @@ void zram_page_end_io(struct bio *bio) } /* - * Returns 0 if the submission is successful. + * Returns 1 if the submission is successful. */ static int read_from_bdev_async(struct zram *zram, struct bio_vec *bvec, unsigned long entry, struct bio *parent) @@ -1059,6 +1059,7 @@ static int __zram_bvec_write(struct zram *zram, struct bio_vec *bvec, zcomp_stream_put(zram->comp); zs_unmap_object(zram->mem_pool, handle); + atomic64_add(comp_len, &zram->stats.compr_data_size); out: /* * Free memory associated with this sector -- 1.8.3.1
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