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Prakash Surya 56d40a686b Add callbacks for displaying KSTAT_TYPE_RAW kstats
The current implementation for displaying kstats of type KSTAT_TYPE_RAW
is rather crude. This patch attempts to enhance this handling by
allowing a kstat user to register formatting callbacks which can
optionally be used.

The callbacks allow the user to implement functions for interpreting
their data and transposing it into a character buffer. This buffer,
containing a string representation of the raw data, is then be displayed
through the current /proc textual interface.

Additionally the kstats are made writable because it's now possible
to provide a useful handler via the existing ks_update() interface.

Signed-off-by: Prakash Surya <surya1@llnl.gov>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #296
2013-10-16 14:48:35 -07:00
cmd Refresh links to web site 2013-03-04 19:09:34 -08:00
config Linux 3.8 compat: Use kuid_t/kgid_t when required 2013-08-09 10:09:29 -07:00
include Add callbacks for displaying KSTAT_TYPE_RAW kstats 2013-10-16 14:48:35 -07:00
lib Remove autotools products 2012-08-27 11:46:23 -07:00
man Create splat man page 2013-03-19 13:47:12 -07:00
module Add callbacks for displaying KSTAT_TYPE_RAW kstats 2013-10-16 14:48:35 -07:00
patches Reimplement rwlocks for Linux lock profiling/analysis. 2009-09-18 16:09:47 -07:00
rpm Tag spl-0.6.2 2013-08-16 15:17:35 -07:00
scripts Add kmod repo integration 2013-08-01 10:27:34 -07:00
.gitignore Ignore *.{deb,rpm,tar.gz} files in the top directory. 2013-04-24 16:18:14 -07:00
AUTHORS Refresh AUTHORS 2012-12-19 09:40:18 -08:00
autogen.sh build: do not call boilerplate ourself 2013-04-02 11:08:46 -07:00
configure.ac Automake 1.10.1 compat: AM_SILENT_RULES 2013-04-02 16:04:19 -07:00
copy-builtin Copy spl.release.in to kernel dir 2013-06-21 15:40:04 -07:00
COPYING Public Release Prep 2010-05-17 15:18:00 -07:00
DISCLAIMER Public Release Prep 2010-05-17 15:18:00 -07:00
Makefile.am build: do not call boilerplate ourself 2013-04-02 11:08:46 -07:00
META Tag spl-0.6.2 2013-08-16 15:17:35 -07:00
README.markdown Document how to run SPLAT 2013-10-09 13:52:59 -07:00
spl.release.in Move spl.release generation to configure step 2012-07-12 12:13:47 -07:00

The Solaris Porting Layer (SPL) is a Linux kernel module which provides many of the Solaris kernel APIs. This shim layer makes it possible to run Solaris kernel code in the Linux kernel with relatively minimal modification. This can be particularly useful when you want to track upstream Solaris development closely and do not want the overhead of maintaining a large patch which converts Solaris primitives to Linux primitives.

To build packages for your distribution:

$ ./configure
$ make pkg

If you are building directly from the git tree and not an officially released tarball you will need to generate the configure script. This can be done by executing the autogen.sh script after installing the GNU autotools for your distribution.

To copy the kernel code inside your kernel source tree for builtin compilation:

$ ./configure --enable-linux-builtin --with-linux=/usr/src/linux-...
$ ./copy-builtin /usr/src/linux-...

The SPL comes with an automated test suite called SPLAT. The test suite is implemented in two parts. There is a kernel module which contains the tests and a user space utility which controls which tests are run. To run the full test suite:

$ sudo insmod ./module/splat/splat.ko
$ sudo ./cmd/splat --all

Full documentation for building, configuring, testing, and using the SPL can be found at: http://zfsonlinux.org