From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sahitya Tummala Subject: Re: [PATCH] f2fs: fix to allow node segment for GC by ioctl path Date: Mon, 26 Nov 2018 09:59:03 +0530 Message-ID: <20181126042903.GD9838@codeaurora.org> References: <1542949942-30275-1-git-send-email-stummala@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Chao Yu Cc: Jaegeuk Kim , linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org List-Id: linux-f2fs-devel.lists.sourceforge.net On Sat, Nov 24, 2018 at 06:23:55PM +0800, Chao Yu wrote: > On 2018/11/23 13:12, Sahitya Tummala wrote: > > Allow node type segments also to be GC'd via f2fs ioctls > > F2FS_IOC_GARBAGE_COLLECT and F2FS_IOC_GARBAGE_COLLECT_RANGE. > > IIRC, only F2FS_IOC_GARBAGE_COLLECT_RANGE pass a valid segment number via > @result parameter in get_victim_by_default(), so in commit message, it > needs to remove F2FS_IOC_GARBAGE_COLLECT, right? > Yes Chao, my mistake. Thanks for pointing it out. I will update it and send the patch for review. > Thanks, > > > > > Signed-off-by: Sahitya Tummala > > --- > > fs/f2fs/gc.c | 8 ++++---- > > 1 file changed, 4 insertions(+), 4 deletions(-) > > > > diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c > > index a07241f..e4689c6 100644 > > --- a/fs/f2fs/gc.c > > +++ b/fs/f2fs/gc.c > > @@ -323,8 +323,7 @@ static int get_victim_by_default(struct f2fs_sb_info *sbi, > > p.min_cost = get_max_cost(sbi, &p); > > > > if (*result != NULL_SEGNO) { > > - if (IS_DATASEG(get_seg_entry(sbi, *result)->type) && > > - get_valid_blocks(sbi, *result, false) && > > + if (get_valid_blocks(sbi, *result, false) && > > !sec_usage_check(sbi, GET_SEC_FROM_SEG(sbi, *result))) > > p.min_segno = *result; > > goto out; > > @@ -404,11 +403,12 @@ static int get_victim_by_default(struct f2fs_sb_info *sbi, > > } > > *result = (p.min_segno / p.ofs_unit) * p.ofs_unit; > > > > + } > > +out: > > + if (p.min_segno != NULL_SEGNO) > > trace_f2fs_get_victim(sbi->sb, type, gc_type, &p, > > sbi->cur_victim_sec, > > prefree_segments(sbi), free_segments(sbi)); > > - } > > -out: > > mutex_unlock(&dirty_i->seglist_lock); > > > > return (p.min_segno == NULL_SEGNO) ? 0 : 1; > > > -- -- Sent by a consultant of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.