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| author |   Jaegeuk Kim <jaegeuk@kernel.org> | 2017-08-15 21:27:19 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-08-29 10:02:47 -0700 |
| commit | 5f656541ff6e4f58b4ab5b4ae59badb97a9ff749 (patch) | |
| tree | 21b52814f7f3b22ae9752b30bed7f28dd6abb455 /fs/f2fs | |
| parent | f2fs: introduce discard_granularity sysfs entry (diff) | |
| download | linux-dev-5f656541ff6e4f58b4ab5b4ae59badb97a9ff749.tar.xz linux-dev-5f656541ff6e4f58b4ab5b4ae59badb97a9ff749.zip | |
f2fs: issue discard commands if gc_urgent is set
It's time to issue all the discard commands, if user sets the idle time.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/segment.c | 6 | ||||
| -rw-r--r-- | fs/f2fs/sysfs.c | 5 |
2 files changed, 10 insertions, 1 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 1387925a0d83..e3922f902c8c 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -21,6 +21,7 @@ #include "f2fs.h" #include "segment.h" #include "node.h" +#include "gc.h" #include "trace.h" #include <trace/events/f2fs.h> @@ -1194,8 +1195,11 @@ static int issue_discard_thread(void *data) if (kthread_should_stop()) return 0; - if (dcc->discard_wake) + if (dcc->discard_wake) { dcc->discard_wake = 0; + if (sbi->gc_thread && sbi->gc_thread->gc_urgent) + mark_discard_range_all(sbi); + } sb_start_intwrite(sbi->sb); diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 4bcaa9059026..b9ad9041559f 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -178,8 +178,13 @@ static ssize_t f2fs_sbi_store(struct f2fs_attr *a, if (!strcmp(a->attr.name, "iostat_enable") && *ui == 0) f2fs_reset_iostat(sbi); if (!strcmp(a->attr.name, "gc_urgent") && t == 1 && sbi->gc_thread) { + struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; + sbi->gc_thread->gc_wake = 1; wake_up_interruptible_all(&sbi->gc_thread->gc_wait_queue_head); + + dcc->discard_wake = 1; + wake_up_interruptible_all(&dcc->discard_wait_queue); } return count; |