Linux 6.11: add more queue_limit fields with removed setters

These fields are very old, so no detection necessary; we just move them
into the limit setup functions.

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Sponsored-by: https://despairlabs.com/sponsor/
Closes #16400
This commit is contained in:
Rob Norris 2024-07-31 17:22:20 +10:00 committed by Brian Behlendorf
parent 0b741a0351
commit f5236fe47a

View File

@ -1123,6 +1123,9 @@ typedef struct zvol_queue_limits {
unsigned short zql_max_segments;
unsigned int zql_max_segment_size;
unsigned int zql_io_opt;
unsigned int zql_physical_block_size;
unsigned int zql_max_discard_sectors;
unsigned int zql_discard_granularity;
} zvol_queue_limits_t;
static void
@ -1191,6 +1194,11 @@ zvol_queue_limits_init(zvol_queue_limits_t *limits, zvol_state_t *zv,
}
limits->zql_io_opt = zv->zv_volblocksize;
limits->zql_physical_block_size = zv->zv_volblocksize;
limits->zql_max_discard_sectors =
(zvol_max_discard_blocks * zv->zv_volblocksize) >> 9;
limits->zql_discard_granularity = zv->zv_volblocksize;
}
#ifdef HAVE_BLK_ALLOC_DISK_2ARG
@ -1203,6 +1211,9 @@ zvol_queue_limits_convert(zvol_queue_limits_t *limits,
qlimits->max_segments = limits->zql_max_segments;
qlimits->max_segment_size = limits->zql_max_segment_size;
qlimits->io_opt = limits->zql_io_opt;
qlimits->physical_block_size = limits->zql_physical_block_size;
qlimits->max_discard_sectors = limits->zql_max_discard_sectors;
qlimits->discard_granularity = limits->zql_discard_granularity;
#ifdef HAVE_BLKDEV_QUEUE_LIMITS_FEATURES
qlimits->features =
BLK_FEAT_WRITE_CACHE | BLK_FEAT_FUA | BLK_FEAT_IO_STAT;
@ -1219,6 +1230,10 @@ zvol_queue_limits_apply(zvol_queue_limits_t *limits,
blk_queue_max_segments(queue, limits->zql_max_segments);
blk_queue_max_segment_size(queue, limits->zql_max_segment_size);
blk_queue_io_opt(queue, limits->zql_io_opt);
blk_queue_physical_block_size(queue, limits->zql_physical_block_size);
blk_queue_max_discard_sectors(queue, limits->zql_max_discard_sectors);
blk_queue_discard_granularity(queue, limits->zql_discard_granularity);
#endif
#ifndef HAVE_BLKDEV_QUEUE_LIMITS_FEATURES
blk_queue_set_write_cache(queue, B_TRUE);
blk_queue_flag_set(QUEUE_FLAG_IO_STAT, queue);
@ -1677,14 +1692,6 @@ zvol_os_create_minor(const char *name)
set_capacity(zv->zv_zso->zvo_disk, zv->zv_volsize >> 9);
blk_queue_physical_block_size(zv->zv_zso->zvo_queue,
zv->zv_volblocksize);
blk_queue_max_discard_sectors(zv->zv_zso->zvo_queue,
(zvol_max_discard_blocks * zv->zv_volblocksize) >> 9);
blk_queue_discard_granularity(zv->zv_zso->zvo_queue,
zv->zv_volblocksize);
#ifdef QUEUE_FLAG_DISCARD
blk_queue_flag_set(QUEUE_FLAG_DISCARD, zv->zv_zso->zvo_queue);
#endif