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block: remove GENHD_FL_SUPPRESS_PARTITION_INFO 

This flag is not set directly anywhere and only inherited from
GENHD_FL_HIDDEN.  Just check for GENHD_FL_HIDDEN instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20211122130625.1136848-11-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-11-22 14:06:21 +01:00 committed by Jens Axboe
parent 79b0f79a83
commit 3b5149ac50
2 changed files with 4 additions and 16 deletions
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11
block/genhd.c
View File

@ -496,10 +496,8 @@ int __must_check device_add_disk(struct device *parent, struct gendisk *disk,
if (disk->flags & GENHD_FL_HIDDEN) {
/*
* Don't let hidden disks show up in /proc/partitions,
* and don't bother scanning for partitions either.
* Don't bother scanning for partitions.
*/
disk->flags |= GENHD_FL_SUPPRESS_PARTITION_INFO;
disk->flags |= GENHD_FL_NO_PART;
} else {
ret = bdi_register(disk->bdi, "%u:%u",
@ -725,8 +723,7 @@ void __init printk_all_partitions(void)
* Don't show empty devices or things that have been
* suppressed
*/
if (get_capacity(disk) == 0 ||
(disk->flags & GENHD_FL_SUPPRESS_PARTITION_INFO))
if (get_capacity(disk) == 0 || (disk->flags & GENHD_FL_HIDDEN))
continue;
/*
@ -819,9 +816,7 @@ static int show_partition(struct seq_file *seqf, void *v)
struct block_device *part;
unsigned long idx;
if (!get_capacity(sgp))
return 0;
if (sgp->flags & GENHD_FL_SUPPRESS_PARTITION_INFO)
if (!get_capacity(sgp) || (sgp->flags & GENHD_FL_HIDDEN))
return 0;
rcu_read_lock();

9
include/linux/genhd.h
View File

@ -46,11 +46,6 @@ struct partition_meta_info {
* Must not be set for devices which are removed entirely when the
* media is removed.
*
* ``GENHD_FL_SUPPRESS_PARTITION_INFO`` (0x0020): don't include
* partition information in ``/proc/partitions`` or in the output of
* printk_all_partitions().
* Used for the null block device and some MMC devices.
*
* ``GENHD_FL_EXT_DEVT`` (0x0040): the driver supports extended
* dynamic ``dev_t``, i.e. it wants extended device numbers
* (``BLOCK_EXT_MAJOR``).
@ -63,14 +58,12 @@ struct partition_meta_info {
* ``GENHD_FL_HIDDEN`` (0x0400): the block device is hidden; it
* doesn't produce events, doesn't appear in sysfs, and doesn't have
* an associated ``bdev``.
* Implies ``GENHD_FL_SUPPRESS_PARTITION_INFO`` and
* ``GENHD_FL_NO_PART``.
* Implies ``GENHD_FL_NO_PART``.
* Used for multipath devices.
*/
#define GENHD_FL_REMOVABLE 0x0001
/* 2 is unused (used to be GENHD_FL_DRIVERFS) */
/* 4 is unused (used to be GENHD_FL_MEDIA_CHANGE_NOTIFY) */
#define GENHD_FL_SUPPRESS_PARTITION_INFO 0x0020
#define GENHD_FL_EXT_DEVT 0x0040
#define GENHD_FL_NO_PART 0x0200
#define GENHD_FL_HIDDEN 0x0400