VisionFive2 Linux kernel

author: Damien Le Moal <damien.lemoal@wdc.com> 2021-01-28 15:36:19 +0900 committer: Jens Axboe <axboe@kernel.dk> 2021-01-28 07:31:50 -0700 commit: 0fe37724f8e70fa4cb72948f60fca553702df768 parent: 6c635caef410aa757befbd8857c1eadde5cc22ed

Commit Summary:

block: fix bd_size_lock use

Diffstat:

2 files changed, 6 insertions, 4 deletions

diff --git a/block/genhd.c b/block/genhd.c
index 419548e92d82..9e741a4f351b 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -45,10 +45,11 @@ static void disk_release_events(struct gendisk *disk);
 void set_capacity(struct gendisk *disk, sector_t sectors)
 {
 	struct block_device *bdev = disk->part0;
+	unsigned long flags;
 
-	spin_lock(&bdev->bd_size_lock);
+	spin_lock_irqsave(&bdev->bd_size_lock, flags);
 	i_size_write(bdev->bd_inode, (loff_t)sectors << SECTOR_SHIFT);
-	spin_unlock(&bdev->bd_size_lock);
+	spin_unlock_irqrestore(&bdev->bd_size_lock, flags);
 }
 EXPORT_SYMBOL(set_capacity);
 
diff --git a/block/partitions/core.c b/block/partitions/core.c
index 23460cee9de5..4601a845cd79 100644
--- a/block/partitions/core.c
+++ b/block/partitions/core.c
@@ -88,9 +88,11 @@ static int (*check_part[])(struct parsed_partitions *) = {
 
 static void bdev_set_nr_sectors(struct block_device *bdev, sector_t sectors)
 {
-	spin_lock(&bdev->bd_size_lock);
+	unsigned long flags;
+
+	spin_lock_irqsave(&bdev->bd_size_lock, flags);
 	i_size_write(bdev->bd_inode, (loff_t)sectors << SECTOR_SHIFT);
-	spin_unlock(&bdev->bd_size_lock);
+	spin_unlock_irqrestore(&bdev->bd_size_lock, flags);
 }
 
 static struct parsed_partitions *allocate_partitions(struct gendisk *hd)