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| author | Miquel Raynal <miquel.raynal@bootlin.com> | 2021-06-30 13:52:24 +0300 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2021-06-30 13:52:24 +0300 |
| commit | 0bcc3939c98d83955397eac1584d5f791fdc88d0 (patch) | |
| tree | 21e6be9c578916ca86ffe0f88a9d807435318964 /block/genhd.c | |
| parent | 600d050944e133fde1f54b9113b01ccefbd82820 (diff) | |
| parent | c17e5c85b32f8809135f3211ba2525fb98b5c09f (diff) | |
| download | linux-0bcc3939c98d83955397eac1584d5f791fdc88d0.tar.xz | |
Merge tag 'spi-nor/for-5.14' into mtd/next
SPI NOR core changes:
- Ability to dump SFDP tables via sysfs
- Support for erasing OTP regions on Winbond and similar flashes
- Few API doc updates and fixes
- Locking support for MX25L12805D
SPI NOR controller drivers changes:
- Use SPI_MODE_X_MASK in nxp-spifi
- Intel Alder Lake-M SPI serial flash support
Diffstat (limited to 'block/genhd.c')
| -rw-r--r-- | block/genhd.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/block/genhd.c b/block/genhd.c index 39ca97b0edc6..9f8cb7beaad1 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -29,8 +29,6 @@ static struct kobject *block_depr; -DECLARE_RWSEM(bdev_lookup_sem); - /* for extended dynamic devt allocation, currently only one major is used */ #define NR_EXT_DEVT (1 << MINORBITS) static DEFINE_IDA(ext_devt_ida); @@ -609,13 +607,8 @@ void del_gendisk(struct gendisk *disk) blk_integrity_del(disk); disk_del_events(disk); - /* - * Block lookups of the disk until all bdevs are unhashed and the - * disk is marked as dead (GENHD_FL_UP cleared). - */ - down_write(&bdev_lookup_sem); - mutex_lock(&disk->part0->bd_mutex); + disk->flags &= ~GENHD_FL_UP; blk_drop_partitions(disk); mutex_unlock(&disk->part0->bd_mutex); @@ -629,8 +622,6 @@ void del_gendisk(struct gendisk *disk) remove_inode_hash(disk->part0->bd_inode); set_capacity(disk, 0); - disk->flags &= ~GENHD_FL_UP; - up_write(&bdev_lookup_sem); if (!(disk->flags & GENHD_FL_HIDDEN)) { sysfs_remove_link(&disk_to_dev(disk)->kobj, "bdi"); |