diff mbox

f2fs: issue discard commands if gc_urgent is set

Message ID 20170821205647.67775-1-jaegeuk@kernel.org (mailing list archive)
State New, archived
Headers show

Commit Message

Jaegeuk Kim Aug. 21, 2017, 8:56 p.m. UTC
It's time to issue all the discard commands, if user sets the idle time.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/segment.c | 6 +++++-
 fs/f2fs/sysfs.c   | 5 +++++
 2 files changed, 10 insertions(+), 1 deletion(-)

Comments

Chao Yu Aug. 28, 2017, 9:20 a.m. UTC | #1
On 2017/8/22 4:56, Jaegeuk Kim wrote:
> It's time to issue all the discard commands, if user sets the idle time.
> 
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

Reviewed-by: Chao Yu <yuchao0@huawei.com>

> ---
>  fs/f2fs/segment.c | 6 +++++-
>  fs/f2fs/sysfs.c   | 5 +++++
>  2 files changed, 10 insertions(+), 1 deletion(-)
> 
> 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;
>
diff mbox

Patch

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;