From nobody Sun Oct 5 07:20:29 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0A01517C211 for ; Thu, 7 Aug 2025 01:48:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754531335; cv=none; b=d9ALklMSlZERzC8ecCL5NzWhJfoSc/2edF15OY+mLxMuNnmhPv/Qu3uH2UJm+QoqziTyHxRdHN/hqDHfijm/GeNIHTvVTsO+JZiWO4pP2Nek7YNKpMmZXa9RMFghndI59ylm8wXK12wHl6M1b40+fbveU1wiBtDDHuC5MqpsasI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754531335; c=relaxed/simple; bh=NwGyzV0uPsVPS98dCHheGmGxPIh3v1lpFVzgj9NHjQ8=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=ZU0jcgo0oOqiiW3Pt1h6Y23H8Gqr3TAZNlBHPg9J4bxNb2cHsAwX2EZKMu4+TnorF+5pPEW/CQ4AAyCQqkBKqCBZ3LSihhjf5kjZdhHbFc81B2jAXabotBTcUfnwKyhEBYDGX7B9VC8m3QwNC6LFvnAZuaCADIJ8+lL5UTKf9aw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pwG8Fu7t; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pwG8Fu7t" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 64CDAC4CEEB; Thu, 7 Aug 2025 01:48:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1754531334; bh=NwGyzV0uPsVPS98dCHheGmGxPIh3v1lpFVzgj9NHjQ8=; h=From:To:Cc:Subject:Date:From; b=pwG8Fu7t+iYodC1k+T7Mxon11m2dralbZeg5KG5rJC0mDdnhhpBFFUs01nkvkNEQQ oTKMHT9P121wlRScZ/4mudXUWrDU3hDQIjFUzxrzeNGSETz1Qx29M32asSHLUfgTTz FM1dpN7w+jMo0fZ1CI0rMDTpVIdVtLW3Ma0k0QLeYcvSbSStjzSxZQozgRfqdAuvbk 9t3+AGpD2a9z0xgBvFH/Ruys6lKUwBCymhDo52gSOnNID1Nbzywi9W+vJZZAW908LZ Vrcgj7dVWMxrDIyS+EcKYzKmJpQczqSZ8wxOV9GFKaB+jesjO7Yj/cL0ViEwCvEUEd NT7XtWXh/TTyg== From: Chao Yu To: jaegeuk@kernel.org Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Chao Yu Subject: [PATCH] f2fs: fix to clear unusable_cap for checkpoint=enable Date: Thu, 7 Aug 2025 09:48:35 +0800 Message-ID: <20250807014836.3780988-1-chao@kernel.org> X-Mailer: git-send-email 2.50.1.565.gc32cd1483b-goog Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" mount -t f2fs -o checkpoint=3Ddisable:10% /dev/vdb /mnt/f2fs/ mount -t f2fs -o remount,checkpoint=3Denable /dev/vdb /mnt/f2fs/ kernel log: F2FS-fs (vdb): Adjust unusable cap for checkpoint=3Ddisable =3D 204440 / 10% If we has assigned checkpoint=3Denable mount option, unusable_cap{,_perc} parameters of checkpoint=3Ddisable should be reset, then calculation and log print could be avoid in adjust_unusable_cap_perc(). Fixes: 1ae18f71cb52 ("f2fs: fix checkpoint=3Ddisable:%u%%") Signed-off-by: Chao Yu --- fs/f2fs/super.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index f37004780ce0..c1f45df9efec 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -1014,6 +1014,10 @@ static int f2fs_parse_param(struct fs_context *fc, s= truct fs_parameter *param) ctx_set_opt(ctx, F2FS_MOUNT_DISABLE_CHECKPOINT); break; case Opt_checkpoint_enable: + F2FS_CTX_INFO(ctx).unusable_cap_perc =3D 0; + ctx->spec_mask |=3D F2FS_SPEC_checkpoint_disable_cap_perc; + F2FS_CTX_INFO(ctx).unusable_cap =3D 0; + ctx->spec_mask |=3D F2FS_SPEC_checkpoint_disable_cap; ctx_clear_opt(ctx, F2FS_MOUNT_DISABLE_CHECKPOINT); break; default: --=20 2.49.0