zfs/tests/zfs-tests/cmd
Finix1979 320f0c6022
Add Linux posix_fadvise support
The purpose of this PR is to accepts fadvise ioctl from userland
to do read-ahead by demand.

It could dramatically improve sequential read performance especially
when primarycache is set to metadata or zfs_prefetch_disable is 1.

If the file is mmaped, generic_fadvise is also called for page cache
read-ahead besides dmu_prefetch.

Only POSIX_FADV_WILLNEED and POSIX_FADV_SEQUENTIAL are supported in
this PR currently.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Finix Yan <yancw@info2soft.com>
Closes #13694
2022-09-08 10:29:41 -07:00
..
checksum Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
file Add Linux posix_fadvise support 2022-09-08 10:29:41 -07:00
linux_dos_attributes tests: cmd: don't recurse 2022-04-01 17:58:23 -07:00
.gitignore Add Linux posix_fadvise support 2022-09-08 10:29:41 -07:00
Makefile.am Add Linux posix_fadvise support 2022-09-08 10:29:41 -07:00
badsend.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
btree_test.c tests: cmd: don't recurse 2022-04-01 17:58:23 -07:00
chg_usr_exec.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
cp_files.c tests: move C test helpers into test cmd 2022-04-01 18:01:39 -07:00
ctime.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
devname2devid.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
dir_rd_update.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
dosmode_readonly_write.c tests: move C test helpers into test cmd 2022-04-01 18:01:39 -07:00
draid.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
ereports.c tests: move C test helpers into test cmd 2022-04-01 18:01:39 -07:00
get_diff.c Enable -Wwrite-strings 2022-06-29 14:08:54 -07:00
getversion.c tests: cmd: don't recurse 2022-04-01 17:58:23 -07:00
libzfs_input_check.c Implement a new type of zfs receive: corrective receive (-c) 2022-07-28 15:52:46 -07:00
mkbusy.c Enable -Wwrite-strings 2022-06-29 14:08:54 -07:00
mkfile.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
mkfiles.c Enable -Wwrite-strings 2022-06-29 14:08:54 -07:00
mktree.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
mmap_exec.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
mmap_libaio.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
mmap_seek.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
mmap_sync.c Speed up WB_SYNC_NONE when a WB_SYNC_ALL occurs simultaneously 2022-05-03 13:23:26 -07:00
mmapwrite.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
nvlist_to_lua.c Enable -Wwrite-strings 2022-06-29 14:08:54 -07:00
readmmap.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
rename_dir.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
rm_lnkcnt_zero_file.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
send_doall.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
stride_dd.c Enable -Wwrite-strings 2022-06-29 14:08:54 -07:00
suid_write_to_file.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
threadsappend.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
truncate_test.c tests: move C test helpers into test cmd 2022-04-01 18:01:39 -07:00
user_ns_exec.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
xattrtest.c Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
zed_fd_spill-zedlet.c tests: move C test helpers into test cmd 2022-04-01 18:01:39 -07:00
zfs_diff-socket.c tests: move C test helpers into test cmd 2022-04-01 18:01:39 -07:00