From faeff83fa478b4dca9877d6b10a25ad252891f14 Mon Sep 17 00:00:00 2001 From: Guoqing Jiang Date: Mon, 12 Oct 2015 17:21:21 +0800 Subject: [PATCH] md-cluster: make other members of cluster_msg is handled by little endian funcs Signed-off-by: Guoqing Jiang --- drivers/md/md-cluster.c | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) diff --git a/drivers/md/md-cluster.c b/drivers/md/md-cluster.c index 85d0a1fef807..3c1818516070 100644 --- a/drivers/md/md-cluster.c +++ b/drivers/md/md-cluster.c @@ -418,7 +418,7 @@ static void process_add_new_disk(struct mddev *mddev, struct cluster_msg *cmsg) len = snprintf(disk_uuid, 64, "DEVICE_UUID="); sprintf(disk_uuid + len, "%pU", cmsg->uuid); - snprintf(raid_slot, 16, "RAID_DISK=%d", cmsg->raid_slot); + snprintf(raid_slot, 16, "RAID_DISK=%d", le32_to_cpu(cmsg->raid_slot)); pr_info("%s:%d Sending kobject change with %s and %s\n", __func__, __LINE__, disk_uuid, raid_slot); init_completion(&cinfo->newdisk_completion); set_bit(MD_CLUSTER_WAITING_FOR_NEWDISK, &cinfo->state); @@ -438,22 +438,26 @@ static void process_metadata_update(struct mddev *mddev, struct cluster_msg *msg static void process_remove_disk(struct mddev *mddev, struct cluster_msg *msg) { - struct md_rdev *rdev = md_find_rdev_nr_rcu(mddev, msg->raid_slot); + struct md_rdev *rdev = md_find_rdev_nr_rcu(mddev, + le32_to_cpu(msg->raid_slot)); if (rdev) md_kick_rdev_from_array(rdev); else - pr_warn("%s: %d Could not find disk(%d) to REMOVE\n", __func__, __LINE__, msg->raid_slot); + pr_warn("%s: %d Could not find disk(%d) to REMOVE\n", + __func__, __LINE__, le32_to_cpu(msg->raid_slot)); } static void process_readd_disk(struct mddev *mddev, struct cluster_msg *msg) { - struct md_rdev *rdev = md_find_rdev_nr_rcu(mddev, msg->raid_slot); + struct md_rdev *rdev = md_find_rdev_nr_rcu(mddev, + le32_to_cpu(msg->raid_slot)); if (rdev && test_bit(Faulty, &rdev->flags)) clear_bit(Faulty, &rdev->flags); else - pr_warn("%s: %d Could not find disk(%d) which is faulty", __func__, __LINE__, msg->raid_slot); + pr_warn("%s: %d Could not find disk(%d) which is faulty", + __func__, __LINE__, le32_to_cpu(msg->raid_slot)); } static void process_recvd_msg(struct mddev *mddev, struct cluster_msg *msg) @@ -936,7 +940,7 @@ static int add_new_disk(struct mddev *mddev, struct md_rdev *rdev) memset(&cmsg, 0, sizeof(cmsg)); cmsg.type = cpu_to_le32(NEWDISK); memcpy(cmsg.uuid, uuid, 16); - cmsg.raid_slot = rdev->desc_nr; + cmsg.raid_slot = cpu_to_le32(rdev->desc_nr); lock_comm(cinfo); ret = __sendmsg(cinfo, &cmsg); if (ret) @@ -979,8 +983,8 @@ static int remove_disk(struct mddev *mddev, struct md_rdev *rdev) { struct cluster_msg cmsg; struct md_cluster_info *cinfo = mddev->cluster_info; - cmsg.type = REMOVE; - cmsg.raid_slot = rdev->desc_nr; + cmsg.type = cpu_to_le32(REMOVE); + cmsg.raid_slot = cpu_to_le32(rdev->desc_nr); return __sendmsg(cinfo, &cmsg); } @@ -992,8 +996,8 @@ static int gather_bitmaps(struct md_rdev *rdev) struct mddev *mddev = rdev->mddev; struct md_cluster_info *cinfo = mddev->cluster_info; - cmsg.type = RE_ADD; - cmsg.raid_slot = rdev->desc_nr; + cmsg.type = cpu_to_le32(RE_ADD); + cmsg.raid_slot = cpu_to_le32(rdev->desc_nr); err = sendmsg(cinfo, &cmsg); if (err) goto out; -- 2.20.1