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f2fs: add a new function get_ssr_cost
authorYunlei He <heyunlei@huawei.com>
Wed, 17 May 2017 09:22:51 +0000 (17:22 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Thu, 13 Jul 2017 23:56:04 +0000 (16:56 -0700)
commit800a48334fcd12b868392f031b6ae7547e469eec
tree20ce2e1da6e089247ae287b500a16656eb7c4018
parenta34df1bce787535738fa89ab1968482c6ff28f26
f2fs: add a new function get_ssr_cost

This patch add a new method get_ssr_cost to select
SSR segment more accurately.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/gc.c