mirror_zfs/include/sys
Alexander Motin 97c1fb6ad5 ARC: Notify dbuf cache about target size reduction
ARC target size might drop significantly under memory pressure,
especially if current ARC size was much smaller than the target.
Since dbuf cache size is a fraction of the target ARC size, it
might need eviction too.  Aside of memory from the dbuf eviction
itself, it might help ARC by making more buffers evictable.

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Ameer Hamza <ahamza@ixsystems.com>
Signed-off-by:	Alexander Motin <mav@FreeBSD.org>
Sponsored by:	iXsystems, Inc.
Closes #17314
(cherry picked from commit 89a8a91582)
2025-05-28 16:00:28 -07:00
..
crypto SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
fm SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
fs SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
lua SPDX: license tags: MIT 2025-04-16 09:59:44 -07:00
sysevent SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zstd SPDX: license tags: BSD-3-Clause 2025-04-16 09:59:44 -07:00
abd_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
abd.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
aggsum.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
arc_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
arc.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
asm_linkage.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
avl_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
avl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
bitmap.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
bitops.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
blake3.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
blkptr.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
bplist.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
bpobj.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
bptree.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
bqueue.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
brt_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
brt.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
btree.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dataset_kstats.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dbuf.h ARC: Notify dbuf cache about target size reduction 2025-05-28 16:00:28 -07:00
ddt_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
ddt.h Fix FDT rollback to not overwrite unnecessary fields (#17205) 2025-04-16 09:59:45 -07:00
dmu_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dmu_objset.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dmu_recv.h cred: properly pass and test creds on other threads (#17273) 2025-05-28 16:00:28 -07:00
dmu_redact.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dmu_send.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dmu_traverse.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dmu_tx.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dmu_zfetch.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dmu.h dmu_tx: rename dmu_tx_assign() flags from TXG_* to DMU_TX_* (#17143) 2025-04-16 09:59:45 -07:00
dnode.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_bookmark.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_crypt.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_dataset.h cred: properly pass and test creds on other threads (#17273) 2025-05-28 16:00:28 -07:00
dsl_deadlist.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_deleg.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_destroy.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_dir.h cred: properly pass and test creds on other threads (#17273) 2025-05-28 16:00:28 -07:00
dsl_pool.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_prop.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_scan.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_synctask.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
dsl_userhold.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
edonr.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
efi_partition.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
frame.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
hkdf.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
metaslab_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
metaslab.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
mmp.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
mntent.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
mod.h SPDX: license tags: GPL-2.0-or-later 2025-04-16 09:59:44 -07:00
multilist.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
nvpair_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
nvpair.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
objlist.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
pathname.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
qat.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
range_tree.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
rrwlock.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
sa_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
sa.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
sha2.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
skein.h SPDX: license tags: LicenseRef-OpenZFS-ThirdParty-PublicDomain 2025-04-16 09:59:45 -07:00
spa_checkpoint.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
spa_checksum.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
spa_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
spa_log_spacemap.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
spa.h zed: Ensure spare activation after kernel-initiated device removal 2025-04-16 09:59:45 -07:00
space_map.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
space_reftree.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
sysevent.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
txg_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
txg.h txg: generalise txg_wait_synced_sig() to txg_wait_synced_flags() (#17284) 2025-05-28 16:00:28 -07:00
u8_textprep_data.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
u8_textprep.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
uberblock_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
uberblock.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
uio_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
unique.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
uuid.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_disk.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_draid.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_file.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_indirect_births.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_indirect_mapping.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_initialize.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_raidz_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_raidz.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_rebuild.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_removal.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev_trim.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
vdev.h Fix dspace underflow bug 2025-04-16 09:59:45 -07:00
xvattr.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zap_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zap_leaf.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zap.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zcp_global.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zcp_iter.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zcp_prop.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zcp_set.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zcp.h cred: properly pass and test creds on other threads (#17273) 2025-05-28 16:00:28 -07:00
zfeature.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_acl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_bootenv.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_chksum.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_context.h cred: properly pass and test creds on other threads (#17273) 2025-05-28 16:00:28 -07:00
zfs_debug.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_delay.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_file.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_fuid.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_ioctl_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_ioctl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_onexit.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_project.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_quota.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_racct.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_ratelimit.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_refcount.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_rlock.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_sa.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_stat.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_sysfs.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_vfsops.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_vnops.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zfs_znode.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zil_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zil.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zio_checksum.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zio_compress.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zio_crypt.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zio_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zio.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zrlock.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zthr.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zvol_impl.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00
zvol.h SPDX: license tags: CDDL-1.0 2025-04-16 09:59:44 -07:00