From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: [md PATCH 09/28] md: Correctly handle device removal via sysfs Date: Thu, 15 Apr 2010 16:21:08 +1000 Message-ID: <20100415062107.5126.56846.stgit@notabene.brown> References: <20100415061516.5126.53068.stgit@notabene.brown> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20100415061516.5126.53068.stgit@notabene.brown> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org Cc: Maciej Trela List-Id: linux-raid.ids From: Maciej Trela Writing "none" to "../md/dev-xx/slot" removes that device from being an active part of the array, but it didn't set ->raid_disk to -1 to record this fact. Signed-off-by: Maciej Trela Signed-off-by: NeilBrown --- drivers/md/md.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/md/md.c b/drivers/md/md.c index be16462..30389bc 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -2358,6 +2358,7 @@ slot_store(mdk_rdev_t *rdev, const char *buf, size_t len) return err; sprintf(nm, "rd%d", rdev->raid_disk); sysfs_remove_link(&rdev->mddev->kobj, nm); + rdev->raid_disk = -1; set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery); md_wakeup_thread(rdev->mddev->thread); } else if (rdev->mddev->pers) {