[f2fs-dev] [PATCH 1/2] f2fs: fix to check upper boundary for gc_valid_thresh_ratio

[f2fs-dev] [PATCH 1/2] f2fs: fix to check upper boundary for gc_valid_thresh_ratio

[Chao Yu via Linux-f2fs-devel]

This patch adds missing upper boundary check while setting
gc_valid_thresh_ratio via sysfs.

Fixes: e791d00bd06c ("f2fs: add valid block ratio not to do excessive GC for one time GC")
Cc: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Chao Yu <chao@kernel.org>
---
 fs/f2fs/sysfs.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index 2b5c35ce7b8c..d74472d96026 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -635,6 +635,13 @@ static ssize_t __sbi_store(struct f2fs_attr *a,
 		return count;
 	}
 
+	if (!strcmp(a->attr.name, "gc_valid_thresh_ratio")) {
+		if (t > 100)
+			return -EINVAL;
+		*ui = (unsigned int)t;
+		return count;
+	}
+
 #ifdef CONFIG_F2FS_IOSTAT
 	if (!strcmp(a->attr.name, "iostat_enable")) {
 		sbi->iostat_enable = !!t;
-- 
2.49.0



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[f2fs-dev] [PATCH 2/2] f2fs: fix to check upper boundary for gc_no_zoned_gc_percent

[Chao Yu via Linux-f2fs-devel]

This patch adds missing upper boundary check while setting
gc_no_zoned_gc_percent via sysfs.

Fixes: 9a481a1c16f4 ("f2fs: create gc_no_zoned_gc_percent and gc_boost_zoned_gc_percent")
Cc: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Chao Yu <chao@kernel.org>
---
 fs/f2fs/sysfs.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index d74472d96026..bdef926b3377 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -628,6 +628,13 @@ static ssize_t __sbi_store(struct f2fs_attr *a,
 		return count;
 	}
 
+	if (!strcmp(a->attr.name, "gc_no_zoned_gc_percent")) {
+		if (t > 100)
+			return -EINVAL;
+		*ui = (unsigned int)t;
+		return count;
+	}
+
 	if (!strcmp(a->attr.name, "gc_boost_zoned_gc_percent")) {
 		if (t > 100)
 			return -EINVAL;
-- 
2.49.0



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Re: [f2fs-dev] [PATCH 1/2] f2fs: fix to check upper boundary for gc_valid_thresh_ratio

[patchwork-bot+f2fs--- via Linux-f2fs-devel]

Hello:

This series was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@kernel.org>:

On Fri, 27 Jun 2025 10:38:17 +0800 you wrote:
> This patch adds missing upper boundary check while setting
> gc_valid_thresh_ratio via sysfs.
> 
> Fixes: e791d00bd06c ("f2fs: add valid block ratio not to do excessive GC for one time GC")
> Cc: Daeho Jeong <daehojeong@google.com>
> Signed-off-by: Chao Yu <chao@kernel.org>
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,1/2] f2fs: fix to check upper boundary for gc_valid_thresh_ratio
    https://git.kernel.org/jaegeuk/f2fs/c/7a96d1d73ce9
  - [f2fs-dev,2/2] f2fs: fix to check upper boundary for gc_no_zoned_gc_percent
    https://git.kernel.org/jaegeuk/f2fs/c/a919ae794ad2

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
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