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authorYangtao Li <frank.li@vivo.com>2023-01-04 19:40:29 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2023-01-30 13:23:51 -0800
commit120e0ea12d90ad15127ad50944975fc8c81666b7 (patch)
tree2f2b3f1eb12fd74cbce49ad9ef00cf8a171e16e4 /fs/f2fs/segment.c
parentc5f9db2548d0ac988df81aa34cc63f3b2ed374f9 (diff)
f2fs: introduce discard_io_aware_gran sysfs node
The current discard_io_aware_gran is a fixed value, change it to be configurable through the sys node. Signed-off-by: Yangtao Li <frank.li@vivo.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
-rw-r--r--fs/f2fs/segment.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 976316218bd3..bd1cd98fa6eb 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1059,7 +1059,7 @@ static void __init_discard_policy(struct f2fs_sb_info *sbi,
dpolicy->granularity = granularity;
dpolicy->max_requests = dcc->max_discard_request;
- dpolicy->io_aware_gran = MAX_PLIST_NUM;
+ dpolicy->io_aware_gran = dcc->discard_io_aware_gran;
dpolicy->timeout = false;
if (discard_type == DPOLICY_BG) {
@@ -2063,6 +2063,7 @@ static int create_discard_cmd_control(struct f2fs_sb_info *sbi)
if (!dcc)
return -ENOMEM;
+ dcc->discard_io_aware_gran = MAX_PLIST_NUM;
dcc->discard_granularity = DEFAULT_DISCARD_GRANULARITY;
dcc->max_ordered_discard = DEFAULT_MAX_ORDERED_DISCARD_GRANULARITY;
if (F2FS_OPTION(sbi).discard_unit == DISCARD_UNIT_SEGMENT)