From: Sahitya Tummala <stummala@codeaurora.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>, Chao Yu <yuchao0@huawei.com>,
linux-f2fs-devel@lists.sourceforge.net
Cc: Sahitya Tummala <stummala@codeaurora.org>, linux-kernel@vger.kernel.org
Subject: [PATCH 2/4] f2fs: fix debugfs status to reflect the online resize changes
Date: Tue, 9 Apr 2019 16:06:16 +0530 [thread overview]
Message-ID: <1554806178-32728-2-git-send-email-stummala@codeaurora.org> (raw)
In-Reply-To: <1554806178-32728-1-git-send-email-stummala@codeaurora.org>
The main area segs/secs/zones will be updated/changed after an
online resize. Hence, update the struct f2fs_stat_info as well
accordingly to show correct status in debugfs.
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
---
fs/f2fs/debug.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 99e9a5c..7706049 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -27,8 +27,15 @@
static void update_general_status(struct f2fs_sb_info *sbi)
{
struct f2fs_stat_info *si = F2FS_STAT(sbi);
+ struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);
int i;
+ /* these will be changed if online resize is done */
+ si->main_area_segs = le32_to_cpu(raw_super->segment_count_main);
+ si->main_area_sections = le32_to_cpu(raw_super->section_count);
+ si->main_area_zones = si->main_area_sections /
+ le32_to_cpu(raw_super->secs_per_zone);
+
/* validation check of the segment numbers */
si->hit_largest = atomic64_read(&sbi->read_hit_largest);
si->hit_cached = atomic64_read(&sbi->read_hit_cached);
--
Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
next prev parent reply other threads:[~2019-04-09 10:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-09 10:36 [PATCH 1/4] f2fs: add F2FS_IOC_RESIZE_FROM_END for compat_ioctl Sahitya Tummala
2019-04-09 10:36 ` Sahitya Tummala [this message]
2019-04-09 10:36 ` [PATCH 3/4] f2fs: fix race between online resize path and allocate new data block path Sahitya Tummala
2019-04-09 10:36 ` [PATCH 4/4] f2fs: fix potential race between online resize path and gc path Sahitya Tummala
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