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Brian Behlendorf b2ab468dde
Fix mmap / libaio deadlock 
Calling uiomove() in mappedread() under the page lock can result
in a deadlock if the user space page needs to be faulted in.

Resolve the issue by dropping the page lock before the uiomove().
The inode range lock protects against concurrent updates via
zfs_read() and zfs_write().

Reviewed-by: Albert Lee <trisk@forkgnu.org>
Reviewed-by: Chunwei Chen <david.chen@nutanix.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #7335 
Closes #7339
2018-03-28 10:19:22 -07:00
.github
Reduce codecov PR comments
2018-01-09 11:15:55 -08:00
cmd
Add JSON output support to channel programs
2018-03-19 12:40:58 -07:00
config
Fix mmap / libaio deadlock
2018-03-28 10:19:22 -07:00
contrib
modprobe zfs during dracut mount
2018-03-22 10:14:29 -07:00
etc
Add kernel module auto-loading
2018-03-13 10:45:55 -07:00
include
enable zfs_dbgmsg() by default, without dprintf()
2018-03-21 15:37:32 -07:00
lib
OpenZFS 9193 - bootcfg -C doesn't work
2018-03-22 16:16:55 -07:00
man
Clarify zpool actions for an intent log device
2018-03-22 15:12:08 -07:00
module
Fix mmap / libaio deadlock
2018-03-28 10:19:22 -07:00
rpm
Fix mmap / libaio deadlock
2018-03-28 10:19:22 -07:00
scripts
Fix free memory calculation on v3.14+
2018-02-23 08:50:06 -08:00
tests
Fix mmap / libaio deadlock
2018-03-28 10:19:22 -07:00
udev
Add kernel module auto-loading
2018-03-13 10:45:55 -07:00
.gitignore
Add configure option to enable gcov analysis
2017-09-15 10:24:13 -07:00
.gitmodules
Add zimport.sh compatibility test script
2014-02-21 12:10:31 -08:00
.travis.yml
Add .travis.yml
2017-11-13 09:18:18 -08:00
AUTHORS
Add a missing > to AUTHORS
2014-09-02 14:18:53 -07:00
autogen.sh
build: do not call boilerplate ourself
2013-04-02 10:55:20 -07:00
configure.ac
Fix mmap / libaio deadlock
2018-03-28 10:19:22 -07:00
copy-builtin
Fix copy-builtin to work with ASAN patch
2018-01-12 09:39:36 -08:00
COPYRIGHT
Encryption patch follow-up
2017-10-11 16:54:48 -04:00
DISCLAIMER
Fix minor typos and update marketing copy.
2013-03-21 12:51:06 -07:00
Makefile.am
Allow make checkstyle and paxscript in build dir
2018-02-21 12:35:59 -08:00
META
Tag zfs-0.7.0
2017-07-26 10:13:25 -07:00
OPENSOLARIS.LICENSE
Add CDDL license file
2008-12-01 14:49:34 -08:00
README.markdown
Add scan.coverity.com badge to README
2017-10-30 16:21:24 -07:00
TEST
Refresh TEST file to include new variables
2017-11-08 11:09:30 -08:00
zfs.release.in
Move zfs.release generation to configure step
2012-07-12 12:22:51 -07:00

README.markdown

img

ZFS on Linux is an advanced file system and volume manager which was originally developed for Solaris and is now maintained by the OpenZFS community.

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Official Resources

Installation

Full documentation for installing ZoL on your favorite Linux distribution can be found at our site.

Contribute & Develop

We have a separate document with contribution guidelines.

Description
freebsd with flexible iflib nic queues
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