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b=L4aEPzXurg67B6V+fOcqGV7gDlZRubJ4tJ3Mxy9zhS7VrD7l5pvNiESbp/QCcXLGB 0TvkQvn0Vm7CN/B8ylXS7OTPoR7S8LT8pNCwIRsuIf5wKBubmJhj/T1T/jTka3P2x4 pGEfiSUrG1rSdDA1tUJmxWTcOCmY1xYW6p3ZRL/icWoDHtzn5hQy/ZRuE267crx7vc MED81JX03JYGHXihkW41tUUya6wTBJj0AwHudARND+LR37zb29aiT81bBdqVj7Xtci KnRhpa8+7bz1Wet8n2l2GimEqir5ni0w5Y4Id8gWW2zVF8bjTX1I45Gug7cX2bjUC0 5kkWGxBG1tITg== Date: Tue, 27 Sep 2022 09:40:59 -0700 From: Jaegeuk Kim To: Chao Yu Message-ID: References: <20220925055802.11955-1-chao@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220925055802.11955-1-chao@kernel.org> X-Headers-End: 1odDdw-004gxv-5a Subject: Re: [f2fs-dev] [PATCH] mkfs.f2fs: update allocation policy for ro feature X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-f2fs-devel@lists.sourceforge.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 09/25, Chao Yu wrote: > Update allocation policy for ro feature: > - hot_data: allocating blocks by LBA ascending order > - hot_node: allocating blocks by LBA descending order This will increase the RO image size. > > Signed-off-by: Chao Yu > --- > mkfs/f2fs_format.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/mkfs/f2fs_format.c b/mkfs/f2fs_format.c > index 40ac589..8d0f410 100644 > --- a/mkfs/f2fs_format.c > +++ b/mkfs/f2fs_format.c > @@ -544,10 +544,10 @@ static int f2fs_prepare_super_block(void) > } > > if (c.feature & cpu_to_le32(F2FS_FEATURE_RO)) { > - c.cur_seg[CURSEG_HOT_NODE] = 0; > + c.cur_seg[CURSEG_HOT_NODE] = last_section(last_zone(total_zones)); > c.cur_seg[CURSEG_WARM_NODE] = 0; > c.cur_seg[CURSEG_COLD_NODE] = 0; > - c.cur_seg[CURSEG_HOT_DATA] = 1; > + c.cur_seg[CURSEG_HOT_DATA] = 0; > c.cur_seg[CURSEG_COLD_DATA] = 0; > c.cur_seg[CURSEG_WARM_DATA] = 0; > } else if (c.heap) { > -- > 2.36.1 _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel