mirror_zfs/config
Brian Behlendorf 1c38ac61e1
Linux 4.14 compat: blk_queue_stackable()
The blk_queue_stackable() function was replaced in the 4.14 kernel
by queue_is_rq_based(), commit torvalds/linux@5fdee212.  This change
resulted in the default elevator being used which can negatively
impact performance.

Rather than adding additional compatibility code to detect the
new interface unconditionally attempt to set the elevator.  Since
we expect this to fail for block devices without an elevator the
error message has been moved in to zfs_dbgmsg().

Finally, it was observed that the elevator_change() was removed
from the 4.12 kernel, commit torvalds/linux@c033269.  Update the
comment to clearly specify which are expected to export the
elevator_change() symbol.

Reviewed-by: Matthew Ahrens <mahrens@delphix.com>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #7645
2018-06-19 21:52:45 -07:00
..
.gitignore Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
always-arch.m4 Illumos Crypto Port module added to enable native encryption in zfs 2016-07-20 10:43:30 -07:00
always-compiler-options.m4 Support -fsanitize=address with --enable-asan 2018-01-10 10:49:27 -08:00
always-pyzfs.m4 Fix inverted check for --enable-pyzfs 2018-05-03 11:10:26 -07:00
ax_code_coverage.m4 Fix "--enable-code-coverage" debug build 2017-09-22 22:16:18 -07:00
ax_python_devel.m4 Adopt pyzfs from ClusterHQ 2018-05-01 10:33:35 -07:00
config.awk Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
deb.am Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
kernel-acl-refcount.m4 Linux 4.16 compat: use correct *_dec_and_test() 2018-02-22 09:02:06 -08:00
kernel-acl.m4 Fix config issues: frame size and headers 2018-02-15 12:58:23 -08:00
kernel-aio-fsync.m4 Kernel 4.9 compat: file_operations->aio_fsync removal 2016-11-15 09:20:46 -08:00
kernel-automount.m4
kernel-bdev-logical-size.m4
kernel-bdev-physical-size.m4
kernel-bdi.m4 Fix autoconf detection of super_setup_bdi_name 2017-07-25 10:30:20 -07:00
kernel-bio_set_dev.m4 Linux 3.14 compat: IO acct, global_page_state, etc 2017-09-16 11:00:19 -07:00
kernel-bio-bvec-iter.m4
kernel-bio-end-io-t-args.m4 Linux 4.13 compat: bio->bi_status and blk_status_t 2017-07-23 19:37:12 -07:00
kernel-bio-failfast.m4 Linux 2.6.36 compat, use REQ_FAILFAST_MASK and remove pre-2.6.36 support 2015-05-11 15:07:00 -07:00
kernel-bio-op.m4 Fix RHEL 7.4 bio_set_op_attrs build error 2017-06-27 12:00:27 -07:00
kernel-bio-rw-barrier.m4
kernel-bio-rw-discard.m4
kernel-blk-queue-bdi.m4 Enable Linux read-ahead for a single page on ZVOLs 2017-05-04 18:00:27 -04:00
kernel-blk-queue-flags.m4 Linux compat 4.16: blk_queue_flag_{set,clear} 2018-04-10 10:32:14 -07:00
kernel-blk-queue-flush.m4 Linux 4.7 compat: replace blk_queue_flush with blk_queue_write_cache 2016-05-20 11:08:55 -07:00
kernel-blk-queue-max-hw-sectors.m4
kernel-blk-queue-max-segments.m4
kernel-blk-queue-unplug.m4 Explicit block device plugging when submitting multiple BIOs 2016-09-29 13:13:31 -07:00
kernel-blkdev-get-by-path.m4
kernel-blkdev-get.m4
kernel-block-device-operations.m4 Linux compat 4.18: check_disk_size_change() 2018-06-15 15:05:21 -07:00
kernel-clear-inode.m4
kernel-commit-metadata.m4
kernel-create-nameidata.m4 Fix config issues: frame size and headers 2018-02-15 12:58:23 -08:00
kernel-ctl-table-name.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-current_bio_tail.m4
kernel-current-time.m4 Linux 4.18 compat: inode timespec -> timespec64 2018-06-19 21:51:18 -07:00
kernel-d-make-root.m4
kernel-d-obtain-alias.m4
kernel-d-prune-aliases.m4
kernel-declare-event-class.m4
kernel-dentry-operations.m4 Fix config issues: frame size and headers 2018-02-15 12:58:23 -08:00
kernel-dirty-inode.m4
kernel-discard-granularity.m4
kernel-elevator-change.m4 Linux 4.14 compat: blk_queue_stackable() 2018-06-19 21:52:45 -07:00
kernel-encode-fh-inode.m4
kernel-evict-inode.m4
kernel-fallocate-pax.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-fallocate.m4 Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
kernel-file-dentry.m4 Use file_dentry and file_inode wrappers 2016-08-11 12:06:37 -07:00
kernel-file-inode.m4
kernel-fmode-t.m4
kernel-follow-down-one.m4
kernel-fpu.m4 Support for vectorized algorithms on x86 2016-03-21 09:24:34 -07:00
kernel-fst-mount.m4 Allow mounting datasets more than once 2018-04-13 10:44:05 -07:00
kernel-fsync.m4
kernel-generic_io_acct.m4 Linux 3.14 compat: IO acct, global_page_state, etc 2017-09-16 11:00:19 -07:00
kernel-generic_readlink.m4 4.10 compat - BIO flag changes and others 2016-12-30 16:03:59 -06:00
kernel-get-disk-and-module.m4 Linux 4.16 compat: get_disk_and_module() 2018-03-05 12:44:35 -08:00
kernel-get-disk-ro.m4
kernel-get-gendisk.m4
kernel-get-link.m4 Fix config issues: frame size and headers 2018-02-15 12:58:23 -08:00
kernel-global_page_state.m4 Fix free memory calculation on v3.14+ 2018-02-23 08:50:06 -08:00
kernel-group-info.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-inode-getattr.m4 Linux 4.11 compat: iops.getattr and friends 2017-03-20 17:51:16 -07:00
kernel-inode-lock.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-inode-set-flags.m4 Use inode_set_flags when available 2016-12-16 13:54:51 -08:00
kernel-inode-set-iversion.m4 Linux 4.16 compat: inode_set_iversion() 2018-02-08 21:25:19 -08:00
kernel-inode-times.m4 Linux 4.18 compat: inode timespec -> timespec64 2018-06-19 21:51:18 -07:00
kernel-insert-inode-locked.m4
kernel-invalidate-bdev-args.m4
kernel-is_owner_or_cap.m4
kernel-kmap-atomic-args.m4
kernel-kmem-cache.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-kmem.m4 Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
kernel-kuid-helpers.m4 Check whether the kernel supports i_uid/gid_read/write helpers 2016-07-25 13:21:49 -07:00
kernel-kuidgid.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-lookup-bdev.m4 Fix lookup_bdev() on Ubuntu 2016-10-26 10:30:43 -07:00
kernel-lookup-nameidata.m4 Fix config issues: frame size and headers 2018-02-15 12:58:23 -08:00
kernel-lseek-execute.m4
kernel-misc-minor.m4 Add kernel module auto-loading 2018-03-13 10:45:55 -07:00
kernel-mk-request-fn.m4 Linux 4.4 compat: make_request_fn returns blk_qc_t 2015-12-01 16:48:08 -08:00
kernel-mkdir-umode-t.m4 Fix spelling 2017-01-03 11:31:18 -06:00
kernel-mod-param.m4 Linux compat: Grsecurity kernel 2016-08-22 10:05:45 -07:00
kernel-objtool.m4 Suppress incorrect objtool warnings 2017-12-07 10:28:50 -08:00
kernel-open-bdev-exclusive.m4
kernel-pde-data.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-put-link.m4 Linux 4.5 compat: get_link() / put_link() 2016-01-20 11:36:00 -08:00
kernel-rename.m4 Linux 4.9 compat: iops->rename() wants flags 2016-10-20 09:39:09 -07:00
kernel-rw.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-rwsem.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-sched.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-security-inode-init.m4
kernel-set-fs-pwd.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-set-nlink.m4
kernel-setattr-prepare.m4 Linux 4.9 compat: inode_change_ok() renamed setattr_prepare() 2016-10-20 09:39:09 -07:00
kernel-sget-args.m4
kernel-show-options.m4 Fix NULL pointer dereference on PaX/GRSecurity patched Linux 3.3 and later kernels 2012-07-20 12:31:45 -07:00
kernel-shrink.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-spinlock.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-submit_bio.m4 Linux 4.8 compat: submit_bio() 2016-07-29 14:48:00 -07:00
kernel-super-userns.m4 Linux 4.8 compat: new s_user_ns member of struct super_block 2016-08-08 10:47:22 -07:00
kernel-timer.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-tmpfile.m4 Add support for O_TMPFILE 2016-11-04 10:46:40 -07:00
kernel-truncate-range.m4 Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
kernel-truncate-setsize.m4
kernel-urange-sleep.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-userns-capabilities.m4 Take user namespaces into account in policy checks 2018-03-07 15:40:42 -08:00
kernel-vfs-fsync.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-vfs-getattr.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-vfs-iterate.m4 RHEL 7.5 compat: FMODE_KABI_ITERATE 2018-05-02 15:01:24 -07:00
kernel-vfs-rw-iterate.m4 Fix incompatibility with Reiser4 patched kernels 2018-01-09 16:18:19 -08:00
kernel-wait.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel-xattr-handler.m4 Fix spelling 2017-01-03 11:31:18 -06:00
kernel-zlib.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
kernel.m4 Linux 4.18 compat: inode timespec -> timespec64 2018-06-19 21:51:18 -07:00
mount-helper.m4
rpm.am Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
Rules.am Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
suppressed-warnings.txt
tgz.am Prepare SPL repo to merge with ZFS repo 2018-05-29 14:51:39 -07:00
toolchain-simd.m4 Add support for AVX-512 family of instruction sets 2016-08-16 14:10:33 -07:00
user-dracut.m4
user-libaio.m4 Fix mmap / libaio deadlock 2018-03-28 10:19:22 -07:00
user-libblkid.m4 Fix config issues: frame size and headers 2018-02-15 12:58:23 -08:00
user-libexec.m4 Tunable directory for zfs runtime scripts 2018-06-07 09:59:59 -07:00
user-libssl.m4 Fix config issues: frame size and headers 2018-02-15 12:58:23 -08:00
user-libtirpc.m4 Add support for libtirpc 2016-04-28 09:27:40 -07:00
user-libudev.m4 Fix WANT_DEVNAME2DEVID configure error 2016-04-01 09:06:54 -07:00
user-libuuid.m4 Cleanup linking 2016-03-18 13:31:11 -07:00
user-makedev.m4 glibc 2.5 compat: use correct header for makedev() et al. 2017-03-31 09:32:00 -07:00
user-runstatedir.m4
user-systemd.m4 systemd mount generator and tracking ZEDLET 2018-04-06 14:11:09 -07:00
user-sysvinit.m4
user-udev.m4
user-zlib.m4 Cleanup linking 2016-03-18 13:31:11 -07:00
user.m4 Tunable directory for zfs runtime scripts 2018-06-07 09:59:59 -07:00
zfs-build.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00
zfs-meta.m4 Update build system and packaging 2018-05-29 16:00:33 -07:00