On Sun, Nov 2, 2014 at 11:49 PM, Konstantin Belousov
kostik...@gmail.com wrote:
On Sun, Nov 02, 2014 at 11:37:57PM +0100, Attilio Rao wrote:
On Sun, Nov 2, 2014 at 10:38 PM, Konstantin Belousov
kostik...@gmail.com wrote:
On Sun, Nov 02, 2014 at 10:17:26PM +0100, Attilio Rao wrote:
I think
On Sun, Nov 2, 2014 at 2:10 PM, Konstantin Belousov k...@freebsd.org wrote:
Author: kib
Date: Sun Nov 2 13:10:31 2014
New Revision: 273966
URL: https://svnweb.freebsd.org/changeset/base/273966
Log:
Fix two issues with lockmgr(9) LK_CAN_SHARE() test, which determines
whether the shared
On Sun, Nov 2, 2014 at 2:10 PM, Konstantin Belousov k...@freebsd.org wrote:
Author: kib
Date: Sun Nov 2 13:10:31 2014
New Revision: 273966
URL: https://svnweb.freebsd.org/changeset/base/273966
Log:
Fix two issues with lockmgr(9) LK_CAN_SHARE() test, which determines
whether the shared
On Sun, Nov 2, 2014 at 5:37 PM, Konstantin Belousov kostik...@gmail.com wrote:
On Sun, Nov 02, 2014 at 04:54:46PM +0100, Attilio Rao wrote:
On Sun, Nov 2, 2014 at 2:10 PM, Konstantin Belousov k...@freebsd.org wrote:
Author: kib
Date: Sun Nov 2 13:10:31 2014
New Revision: 273966
URL
On Sun, Nov 2, 2014 at 5:59 PM, Konstantin Belousov kostik...@gmail.com wrote:
On Sun, Nov 02, 2014 at 05:42:55PM +0100, Attilio Rao wrote:
On Sun, Nov 2, 2014 at 5:37 PM, Konstantin Belousov kostik...@gmail.com
wrote:
On Sun, Nov 02, 2014 at 04:54:46PM +0100, Attilio Rao wrote:
On Sun
On Sun, Nov 2, 2014 at 6:49 PM, Konstantin Belousov kostik...@gmail.com wrote:
On Sun, Nov 02, 2014 at 06:07:20PM +0100, Attilio Rao wrote:
On Sun, Nov 2, 2014 at 5:59 PM, Konstantin Belousov kostik...@gmail.com
wrote:
It is easy and cheap to record the set of the owned lockmgr locks
On Sun, Nov 2, 2014 at 6:53 PM, Attilio Rao atti...@freebsd.org wrote:
On Sun, Nov 2, 2014 at 6:49 PM, Konstantin Belousov kostik...@gmail.com
wrote:
On Sun, Nov 02, 2014 at 06:07:20PM +0100, Attilio Rao wrote:
On Sun, Nov 2, 2014 at 5:59 PM, Konstantin Belousov kostik...@gmail.com
wrote
On Sun, Nov 2, 2014 at 8:10 PM, Konstantin Belousov kostik...@gmail.com wrote:
On Sun, Nov 02, 2014 at 06:53:44PM +0100, Attilio Rao wrote:
I did not proposed to verify owner chain. I said that it is easy to
record the locks owned by current thread, only for current thread
consumption
On Sun, Nov 2, 2014 at 10:38 PM, Konstantin Belousov
kostik...@gmail.com wrote:
On Sun, Nov 02, 2014 at 10:17:26PM +0100, Attilio Rao wrote:
On Sun, Nov 2, 2014 at 8:10 PM, Konstantin Belousov kostik...@gmail.com
wrote:
On Sun, Nov 02, 2014 at 06:53:44PM +0100, Attilio Rao wrote:
I did
On Wed, Jun 25, 2014 at 5:16 PM, Alfred Perlstein alf...@freebsd.org wrote:
On 6/25/14 5:41 AM, Attilio Rao wrote:
On Wed, Jun 25, 2014 at 2:09 PM, Gleb Smirnoff gleb...@freebsd.org
wrote:
On Wed, Jun 25, 2014 at 01:58:29PM +0200, Attilio Rao wrote:
A Log:
Axen/virtio: fix balloon
On Fri, Jun 20, 2014 at 6:08 AM, Konstantin Belousov
kostik...@gmail.com wrote:
On Thu, Jun 19, 2014 at 09:54:41PM +, Attilio Rao wrote:
Author: attilio
Date: Thu Jun 19 21:54:41 2014
New Revision: 267651
URL: http://svnweb.freebsd.org/changeset/base/267651
Log:
Following comments
On Jun 20, 2014 9:49 AM, Konstantin Belousov kostik...@gmail.com wrote:
On Fri, Jun 20, 2014 at 08:12:59AM +0200, Attilio Rao wrote:
On Fri, Jun 20, 2014 at 6:08 AM, Konstantin Belousov
kostik...@gmail.com wrote:
On Thu, Jun 19, 2014 at 09:54:41PM +, Attilio Rao wrote:
Author
Author: attilio
Date: Thu Jun 19 21:54:41 2014
New Revision: 267651
URL: http://svnweb.freebsd.org/changeset/base/267651
Log:
Following comments in r242565 add the possibility to specify ecx when
performing cpuid calls.
Add also a new way to specify the level type to cpucontrol(8) as
Author: attilio
Date: Mon Jun 16 18:15:27 2014
New Revision: 267548
URL: http://svnweb.freebsd.org/changeset/base/267548
Log:
- Modify vm_page_unwire() and vm_page_enqueue() to directly accept
the queue where to enqueue pages that are going to be unwired.
- Add stronger checks to the
On Tue, May 27, 2014 at 11:31 PM, Scott Long sco...@freebsd.org wrote:
Author: scottl
Date: Tue May 27 21:31:11 2014
New Revision: 266775
URL: http://svnweb.freebsd.org/changeset/base/266775
Log:
Eliminate the fake contig_dmamap and replace it with a new flag,
BUS_DMA_KMEM_ALLOC. They
On Fri, May 30, 2014 at 5:03 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 30, 2014 10:54:06 am Attilio Rao wrote:
On Tue, May 27, 2014 at 11:31 PM, Scott Long sco...@freebsd.org wrote:
Author: scottl
Date: Tue May 27 21:31:11 2014
New Revision: 266775
URL: http
On Fri, May 30, 2014 at 5:47 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 30, 2014 11:39:24 am Attilio Rao wrote:
On Fri, May 30, 2014 at 5:03 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 30, 2014 10:54:06 am Attilio Rao wrote:
On Tue, May 27, 2014 at 11:31 PM, Scott
On Fri, May 30, 2014 at 6:44 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 30, 2014 11:51:38 am Attilio Rao wrote:
On Fri, May 30, 2014 at 5:47 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 30, 2014 11:39:24 am Attilio Rao wrote:
On Fri, May 30, 2014 at 5:03 PM, John
On Fri, May 30, 2014 at 8:06 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 30, 2014 12:55:06 pm Attilio Rao wrote:
On Fri, May 30, 2014 at 6:44 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 30, 2014 11:51:38 am Attilio Rao wrote:
On Fri, May 30, 2014 at 5:47 PM, John
Author: attilio
Date: Wed Mar 19 12:45:40 2014
New Revision: 263350
URL: http://svnweb.freebsd.org/changeset/base/263350
Log:
Fix comments.
Sponsored by: EMC / Isilon Storage Division
Modified:
head/sys/kern/kern_umtx.c
Modified: head/sys/kern/kern_umtx.c
On Wed, Mar 19, 2014 at 7:10 PM, Jilles Tjoelker jil...@stack.nl wrote:
On Tue, Mar 18, 2014 at 09:32:03PM +, Attilio Rao wrote:
Author: attilio
Date: Tue Mar 18 21:32:03 2014
New Revision: 263318
URL: http://svnweb.freebsd.org/changeset/base/263318
Log:
Remove dead code from umtx
Author: attilio
Date: Tue Mar 18 21:32:03 2014
New Revision: 263318
URL: http://svnweb.freebsd.org/changeset/base/263318
Log:
Remove dead code from umtx support:
- Retire long time unused (basically always unused) sys__umtx_lock()
and sys__umtx_unlock() syscalls
- struct umtx and their
Author: attilio
Date: Tue Mar 18 21:34:11 2014
New Revision: 263319
URL: http://svnweb.freebsd.org/changeset/base/263319
Log:
Regen per r263318.
Sponsored by: EMC / Isilon storage division
Modified:
head/sys/compat/freebsd32/freebsd32_proto.h
Author: attilio
Date: Wed Mar 19 00:38:27 2014
New Revision: 263324
URL: http://svnweb.freebsd.org/changeset/base/263324
Log:
Fix GENERIC build.
Modified:
head/sys/kern/sched_ule.c
Modified: head/sys/kern/sched_ule.c
Author: attilio
Date: Wed Mar 19 01:13:42 2014
New Revision: 263328
URL: http://svnweb.freebsd.org/changeset/base/263328
Log:
vm_page_grab() and vm_pager_get_pages() can drop the vm_object lock,
then threads can sleep on the pip condition.
Avoid to deadlock such threads by correctly
Author: attilio
Date: Fri Feb 21 09:43:34 2014
New Revision: 262291
URL: http://svnweb.freebsd.org/changeset/base/262291
Log:
MFC r261867:
Use the right index to free swapspace after vm_page_rename().
Modified:
stable/10/sys/vm/vm_object.c
Directory Properties:
stable/10/ (props
Author: attilio
Date: Fri Feb 14 03:34:12 2014
New Revision: 261867
URL: http://svnweb.freebsd.org/changeset/base/261867
Log:
Fix-up r254141: in the process of making a failing vm_page_rename()
a call of pager_swap_freespace() was moved around, now leading to freeing
the incorrect page
Author: attilio
Date: Tue Jan 7 14:03:42 2014
New Revision: 260393
URL: http://svnweb.freebsd.org/changeset/base/260393
Log:
Use __predict_false() on sensitive lock paths as most of the times,
when PMC-soft feature is not used the check will be false.
Sponsored by: EMC / Isilon storage
Author: attilio
Date: Fri Dec 20 14:03:56 2013
New Revision: 259647
URL: http://svnweb.freebsd.org/changeset/base/259647
Log:
o Remove assertions on ipa_version as sometimes the version detection
using cpuid can be quirky (this is the case of VMWare without the
vPMC support) but fail to
Author: attilio
Date: Tue Dec 17 13:37:02 2013
New Revision: 259509
URL: http://svnweb.freebsd.org/changeset/base/259509
Log:
- Assert for not leaking readers rw locks counter on userland return.
- Use a correct spin_cnt for KDTRACE_HOOK case in rw read lock.
Sponsored by: EMC / Isilon
Author: attilio
Date: Mon Dec 2 22:34:47 2013
New Revision: 258858
URL: http://svnweb.freebsd.org/changeset/base/258858
Log:
Right now LOCK_DEBUG is enabled if KTR is on.
This is to support LOCK_LOG_* functionality effectively in debugging
environments but it is overkill because really
Author: attilio
Date: Mon Nov 25 07:38:45 2013
New Revision: 258541
URL: http://svnweb.freebsd.org/changeset/base/258541
Log:
- For kernel compiled only with KDTRACE_HOOKS and not any lock debugging
option, unbreak the lock tracing release semantic by embedding
calls to
Author: attilio
Date: Wed Sep 25 13:37:52 2013
New Revision: 255868
URL: http://svnweb.freebsd.org/changeset/base/255868
Log:
Avoid memory accesses reordering which can result in fget_unlocked()
seeing a stale fd_ofiles table once fd_nfiles is already updated,
resulting in OOB accesses.
On Sun, Sep 22, 2013 at 9:34 PM, Konstantin Belousov
kostik...@gmail.com wrote:
On Sun, Sep 22, 2013 at 11:19:16PM +0300, Konstantin Belousov wrote:
On Sun, Sep 22, 2013 at 01:14:21PM -0700, Matthew Fleming wrote:
On Sun, Sep 22, 2013 at 12:23 PM, Konstantin Belousov
k...@freebsd.orgwrote:
Author: attilio
Date: Thu Aug 15 11:01:25 2013
New Revision: 254362
URL: http://svnweb.freebsd.org/changeset/base/254362
Log:
On the recovery path for vm_page_alloc(), if a page had been requested
wired, unwind back the wiring bits otherwise we can end up freeing a
page that is considered
On Tue, Aug 13, 2013 at 4:22 PM, Ulrich Spörlein u...@freebsd.org wrote:
On Fri, 2013-08-09 at 11:11:12 +, Attilio Rao wrote:
Author: attilio
Date: Fri Aug 9 11:11:11 2013
New Revision: 254138
URL: http://svnweb.freebsd.org/changeset/base/254138
Log:
The soft and hard busy mechanism
Author: attilio
Date: Sun Aug 11 21:15:04 2013
New Revision: 254228
URL: http://svnweb.freebsd.org/changeset/base/254228
Log:
Correct the recovery logic in vm_page_alloc_contig:
what is really needed on this code snipped is that all the pages that
are already fully inserted gets fully
Author: attilio
Date: Fri Aug 9 11:11:11 2013
New Revision: 254138
URL: http://svnweb.freebsd.org/changeset/base/254138
Log:
The soft and hard busy mechanism rely on the vm object lock to work.
Unify the 2 concept into a real, minimal, sxlock where the shared
acquisition represent the soft
Author: attilio
Date: Fri Aug 9 11:24:29 2013
New Revision: 254139
URL: http://svnweb.freebsd.org/changeset/base/254139
Log:
Give mutex(9) the ability to recurse on a per-instance basis.
Now the MTX_RECURSE flag can be passed to the mtx_*_flag() calls.
This helps in cases we want to narrow
Author: attilio
Date: Fri Aug 9 11:28:55 2013
New Revision: 254141
URL: http://svnweb.freebsd.org/changeset/base/254141
Log:
On all the architectures, avoid to preallocate the physical memory
for nodes used in vm_radix.
On architectures supporting direct mapping, also avoid to pre-allocate
Author: attilio
Date: Mon Aug 5 08:55:35 2013
New Revision: 253953
URL: http://svnweb.freebsd.org/changeset/base/253953
Log:
Revert r253939:
We cannot busy a page before doing pagefaults.
Infact, it can deadlock against vnode lock, as it tries to vget().
Other functions, right now, have
Author: attilio
Date: Sun Aug 4 15:56:19 2013
New Revision: 253927
URL: http://svnweb.freebsd.org/changeset/base/253927
Log:
Remove unnecessary soft busy of the page before to do vn_rdwr() in
kern_sendfile() which is unnecessary.
The page is already wired so it will not be subjected to
Author: attilio
Date: Sun Aug 4 21:07:24 2013
New Revision: 253939
URL: http://svnweb.freebsd.org/changeset/base/253939
Log:
The page hold mechanism is fast but it has couple of fallouts:
- It does not let pages respect the LRU policy
- It bloats the active/inactive queues of few pages
Author: attilio
Date: Sun Aug 4 21:17:05 2013
New Revision: 253940
URL: http://svnweb.freebsd.org/changeset/base/253940
Log:
Remove unused member.
Sponsored by: EMC / Isilon storage division
Reviewed by: alc
Tested by:pho
Modified:
head/sys/sparc64/include/pmap.h
On Tue, Jul 2, 2013 at 6:48 PM, Andriy Gapon a...@freebsd.org wrote:
on 03/06/2013 20:36 Konstantin Belousov said the following:
Author: kib
Date: Mon Jun 3 17:36:43 2013
New Revision: 251322
URL: http://svnweb.freebsd.org/changeset/base/251322
Log:
Be more generous when donating the
On Tue, Jul 2, 2013 at 7:24 PM, Andriy Gapon a...@freebsd.org wrote:
on 02/07/2013 20:12 Attilio Rao said the following:
While ticks is signed it is used as an unsigned int.
td_swvolticks is always derived by ticks, which again will always be
used as an unisgned and then the subtractions among
On Thu, Jun 27, 2013 at 4:34 PM, John Baldwin j...@freebsd.org wrote:
On Wednesday, June 26, 2013 3:26:38 am Andre Oppermann wrote:
On 25.06.2013 20:44, John Baldwin wrote:
Author: jhb
Date: Tue Jun 25 18:44:15 2013
New Revision: 252209
URL:
On Fri, Jun 28, 2013 at 11:00 PM, Davide Italiano dav...@freebsd.org wrote:
Author: davide
Date: Fri Jun 28 21:00:08 2013
New Revision: 252356
URL: http://svnweb.freebsd.org/changeset/base/252356
Log:
- Trim an unused and bogus Makefile for mount_smbfs.
- Reconnect with some minor
On Tue, Jun 11, 2013 at 7:21 AM, Konstantin Belousov
kostik...@gmail.com wrote:
On Tue, Jun 11, 2013 at 01:10:52AM +0200, Olivier Houchard wrote:
On Mon, Jun 10, 2013 at 11:13:58PM +0200, Olivier Houchard wrote:
On Mon, Jun 10, 2013 at 10:37:36PM +0300, Konstantin Belousov wrote:
On Mon,
On Tue, Jun 11, 2013 at 7:21 AM, Konstantin Belousov
kostik...@gmail.com wrote:
On Tue, Jun 11, 2013 at 01:10:52AM +0200, Olivier Houchard wrote:
On Mon, Jun 10, 2013 at 11:13:58PM +0200, Olivier Houchard wrote:
On Mon, Jun 10, 2013 at 10:37:36PM +0300, Konstantin Belousov wrote:
On Mon,
Author: attilio
Date: Thu Jun 6 18:19:26 2013
New Revision: 251471
URL: http://svnweb.freebsd.org/changeset/base/251471
Log:
Complete r251452:
Avoid to busy/unbusy a page in cases where there is no need to drop the
vm_obj lock, more nominally when the page is full valid after
Author: attilio
Date: Tue Jun 4 22:47:01 2013
New Revision: 251397
URL: http://svnweb.freebsd.org/changeset/base/251397
Log:
In vm_object_split(), busy and consequently unbusy the pages only when
swap_pager_copy() is invoked, otherwise there is no reason to do so.
This will eliminate the
Author: attilio
Date: Tue May 28 22:07:23 2013
New Revision: 251077
URL: http://svnweb.freebsd.org/changeset/base/251077
Log:
o Change the locking scheme for swp_bcount.
It can now be accessed with a write lock on the object containing it OR
with a read lock on the object containing it
Author: attilio
Date: Wed May 22 15:11:00 2013
New Revision: 250909
URL: http://svnweb.freebsd.org/changeset/base/250909
Log:
Acquire read lock on the src object for vm_fault_copy_entry().
Sponsored by: EMC / Isilon storage division
Reviewed by: alc
Modified:
head/sys/vm/vm_fault.c
Author: attilio
Date: Tue May 21 20:38:19 2013
New Revision: 250884
URL: http://svnweb.freebsd.org/changeset/base/250884
Log:
o Relax locking assertions for vm_page_find_least()
o Relax locking assertions for pmap_enter_object() and add them also
to architectures that currently don't have
Author: attilio
Date: Tue May 21 20:54:03 2013
New Revision: 250885
URL: http://svnweb.freebsd.org/changeset/base/250885
Log:
vm_object locking is not needed there as pages are already wired.
Sponsored by: EMC / Isilon storage division
Submitted by: alc
Modified:
Author: attilio
Date: Fri May 17 20:03:55 2013
New Revision: 250751
URL: http://svnweb.freebsd.org/changeset/base/250751
Log:
Use readlocking now that assertions on vm_page_lookup() are relaxed.
Sponsored by: EMC / Isilon storage division
Reviewed by: alc
Tested by:flo, pho
On Fri, May 10, 2013 at 3:52 PM, John Baldwin j...@freebsd.org wrote:
On Thursday, May 09, 2013 4:56:33 pm Marcel Moolenaar wrote:
On May 9, 2013, at 9:46 AM, Attilio Rao atti...@freebsd.org wrote:
On Thu, May 9, 2013 at 6:28 PM, Marcel Moolenaar mar...@freebsd.org
wrote:
Author: marcel
On Fri, May 10, 2013 at 9:33 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 10, 2013 2:51:20 pm Marcel Moolenaar wrote:
On May 10, 2013, at 9:11 AM, John Baldwin j...@freebsd.org wrote:
On Friday, May 10, 2013 11:46:54 am Marcel Moolenaar wrote:
2) vnode locks from a local
On Sat, May 11, 2013 at 4:34 PM, Attilio Rao atti...@freebsd.org wrote:
On Fri, May 10, 2013 at 9:33 PM, John Baldwin j...@freebsd.org wrote:
On Friday, May 10, 2013 2:51:20 pm Marcel Moolenaar wrote:
On May 10, 2013, at 9:11 AM, John Baldwin j...@freebsd.org wrote:
On Friday, May 10, 2013
On Thu, May 9, 2013 at 6:28 PM, Marcel Moolenaar mar...@freebsd.org wrote:
Author: marcel
Date: Thu May 9 16:28:18 2013
New Revision: 250411
URL: http://svnweb.freebsd.org/changeset/base/250411
Log:
Add option WITNESS_NO_VNODE to suppress printing LORs between VNODE
locks. To support
On Thu, May 9, 2013 at 10:56 PM, Marcel Moolenaar mar...@xcllnt.net wrote:
On May 9, 2013, at 9:46 AM, Attilio Rao atti...@freebsd.org wrote:
On Thu, May 9, 2013 at 6:28 PM, Marcel Moolenaar mar...@freebsd.org wrote:
Author: marcel
Date: Thu May 9 16:28:18 2013
New Revision: 250411
URL
Author: attilio
Date: Wed May 8 10:55:39 2013
New Revision: 250361
URL: http://svnweb.freebsd.org/changeset/base/250361
Log:
Fix-up r250338 by completing the removal of VM_NDOMAIN in favor of
MAXMEMDOM.
This unbreak builds.
Sponsored by: EMC / Isilon storage division
Reported by:
On Wed, May 8, 2013 at 5:21 AM, Adrian Chadd adr...@freebsd.org wrote:
Hi,
This broke a fresh buildworld for me. sys/vm/vm_phys.c still
references VM_NDOMAIN.
Fixed in r250361. Sorry for the breakage.
Thanks,
Attilio
--
Peace can only be achieved by understanding - A. Einstein
On Wed, May 8, 2013 at 6:01 PM, John Baldwin j...@freebsd.org wrote:
On Tuesday, May 07, 2013 6:49:57 pm Attilio Rao wrote:
Author: attilio
Date: Tue May 7 22:49:56 2013
New Revision: 250339
URL: http://svnweb.freebsd.org/changeset/base/250339
Log:
Add functions to do ACPI System
On Wed, May 8, 2013 at 10:53 PM, John Baldwin j...@freebsd.org wrote:
On Wednesday, May 08, 2013 2:21:12 pm Attilio Rao wrote:
On Wed, May 8, 2013 at 6:01 PM, John Baldwin j...@freebsd.org wrote:
On Tuesday, May 07, 2013 6:49:57 pm Attilio Rao wrote:
Author: attilio
Date: Tue May 7 22:49
Author: attilio
Date: Thu May 9 00:04:59 2013
New Revision: 250395
URL: http://svnweb.freebsd.org/changeset/base/250395
Log:
Generalize the bitset operations, present in cpuset and offer a KPI to
redefine such operations for different consumers.
This will be used when NUMA support will be
Author: attilio
Date: Tue May 7 22:46:24 2013
New Revision: 250338
URL: http://svnweb.freebsd.org/changeset/base/250338
Log:
Rename VM_NDOMAIN into MAXMEMDOM and move it into machine/param.h in
order to match the MAXCPU concept. The change should also be useful
for consolidation and
Author: attilio
Date: Tue May 7 22:49:56 2013
New Revision: 250339
URL: http://svnweb.freebsd.org/changeset/base/250339
Log:
Add functions to do ACPI System Locality Information Table parsing
and printing at boot.
For reference on table informations and purposes please review ACPI specs.
On Sat, May 4, 2013 at 4:18 PM, Davide Italiano dav...@freebsd.org wrote:
Author: davide
Date: Sat May 4 14:18:10 2013
New Revision: 250237
URL: http://svnweb.freebsd.org/changeset/base/250237
Log:
Overhaul locking in netsmb, getting rid of the obsolete lockmgr() primitive.
This
On Tue, Apr 9, 2013 at 5:32 PM, Konstantin Belousov kostik...@gmail.com wrote:
On Mon, Apr 08, 2013 at 07:58:32PM +, Attilio Rao wrote:
Author: attilio
Date: Mon Apr 8 19:58:32 2013
New Revision: 249277
URL: http://svnweb.freebsd.org/changeset/base/249277
Log:
Switch some low
Author: attilio
Date: Mon Apr 8 19:58:32 2013
New Revision: 249277
URL: http://svnweb.freebsd.org/changeset/base/249277
Log:
Switch some low-hanging fruit to acquire read lock on vmobjects
rather than write locks.
Sponsored by: EMC / Isilon storage division
Reviewed by: alc
Tested
Author: attilio
Date: Mon Apr 8 20:02:27 2013
New Revision: 249278
URL: http://svnweb.freebsd.org/changeset/base/249278
Log:
The per-page act_count can be made very-easily protected by the
per-page lock rather than vm_object lock, without any further overhead.
Make the formal switch.
Author: attilio
Date: Thu Mar 21 19:58:25 2013
New Revision: 248591
URL: http://svnweb.freebsd.org/changeset/base/248591
Log:
Fix a bug in UMTX_PROFILING:
UMTX_PROFILING should really analyze the distribution of locks as they
index entries in the umtxq_chains hash-table.
However, the
Author: attilio
Date: Mon Mar 18 00:25:02 2013
New Revision: 248449
URL: http://svnweb.freebsd.org/changeset/base/248449
Log:
Sync back vmcontention branch into HEAD:
Replace the per-object resident and cached pages splay tree with a
path-compressed multi-digit radix trie.
Along with
Author: attilio
Date: Tue Mar 12 12:20:49 2013
New Revision: 248197
URL: http://svnweb.freebsd.org/changeset/base/248197
Log:
Simplify vm_page_is_valid().
Sponsored by: EMC / Isilon storage division
Reviewed by: alc
Modified:
head/sys/vm/vm_page.c
Modified: head/sys/vm/vm_page.c
Author: attilio
Date: Tue Mar 12 14:30:36 2013
New Revision: 248210
URL: http://svnweb.freebsd.org/changeset/base/248210
Log:
Bump __FreeBSD_version after r248084, breaking VM KPI to introduce
read/write lockers.
Sponsored by: EMC / Isilon storage division
Requested by: flo
Modified:
Author: attilio
Date: Sat Mar 9 12:45:36 2013
New Revision: 248097
URL: http://svnweb.freebsd.org/changeset/base/248097
Log:
Garbage collect NWFS and NCP bits which are now completely disconnected
from the tree since few months.
This patch is not targeted for MFC.
Deleted:
On Sat, Mar 9, 2013 at 4:02 PM, Robert Watson rwat...@freebsd.org wrote:
Hi Attilio:
It's really great to see the continued progress towards the goal
entirely-MPSAFE VFS in 10.x -- we owe you a huge vote of thanks for pursuing
this!
Thanks for the kind words.
The VFS can be considered
Author: attilio
Date: Sat Mar 9 15:31:19 2013
New Revision: 248105
URL: http://svnweb.freebsd.org/changeset/base/248105
Log:
Improve UMTX_PROFILING:
- Use u_int values for length and max_length values
- Add a way to reset the max_length heuristic in order to have the
possibility to
Author: attilio
Date: Sat Mar 9 02:05:29 2013
New Revision: 248082
URL: http://svnweb.freebsd.org/changeset/base/248082
Log:
Merge from vmc-playground:
Introduce a new KPI that verifies if the page cache is empty for a
specified vm_object. This KPI does not make assumptions about the
Author: attilio
Date: Sat Mar 9 02:32:23 2013
New Revision: 248084
URL: http://svnweb.freebsd.org/changeset/base/248084
Log:
Switch the vm_object mutex to be a rwlock. This will enable in the
future further optimizations where the vm_object lock will be held
in read mode most of the time
Author: attilio
Date: Mon Mar 4 13:10:59 2013
New Revision: 247788
URL: http://svnweb.freebsd.org/changeset/base/247788
Log:
Merge from vmcontention:
As vm objects are type-stable there is no need to initialize the
resident splay tree pointer and the cache splay tree pointer in
On Sun, Mar 3, 2013 at 12:09 PM, Antoine Brodin anto...@freebsd.org wrote:
Author: antoine
Date: Sun Mar 3 11:09:55 2013
New Revision: 247709
URL: http://svnweb.freebsd.org/changeset/base/247709
Log:
Add more obsolete files.
Pointy hat to me (most of).
Thanks,
Attilio
--
Peace can
Author: attilio
Date: Sat Mar 2 14:19:08 2013
New Revision: 247622
URL: http://svnweb.freebsd.org/changeset/base/247622
Log:
Merge from vmc-playground branch:
Rename the pv_entry_t iterator from pv_list to pv_next.
Besides being more correct technically (as the name seems to suggest
this
Author: attilio
Date: Sat Mar 2 14:54:33 2013
New Revision: 247628
URL: http://svnweb.freebsd.org/changeset/base/247628
Log:
Garbage collect HPFS bits which are now already completely disconnected
from the tree since few months (please note that the userland bits
were already disconnected
Author: attilio
Date: Sat Mar 2 15:33:54 2013
New Revision: 247631
URL: http://svnweb.freebsd.org/changeset/base/247631
Log:
Garbage collect XFS bits which are now already completely disconnected
from the tree since few months.
This is not targeted for MFC.
Deleted:
Author: attilio
Date: Sat Mar 2 16:30:18 2013
New Revision: 247635
URL: http://svnweb.freebsd.org/changeset/base/247635
Log:
Garbage collect CODAFS bits which are now completely disconnected from
the tree since few months.
This patch is not targeted for MFC.
Deleted:
Author: attilio
Date: Sat Mar 2 16:43:28 2013
New Revision: 247640
URL: http://svnweb.freebsd.org/changeset/base/247640
Log:
Garbage collect PORTALFS bits which are now completely disconnected from
the tree since few months.
This patch is not targeted for MFC.
Deleted:
Author: attilio
Date: Sat Mar 2 18:23:59 2013
New Revision: 247662
URL: http://svnweb.freebsd.org/changeset/base/247662
Log:
Remove ntfs headers dependency for g_label_ntfs.c by redefining the
used structs and values.
This patch is not targeted for MFC.
Modified:
Author: attilio
Date: Sat Mar 2 18:40:04 2013
New Revision: 247665
URL: http://svnweb.freebsd.org/changeset/base/247665
Log:
Garbage collect NTFS bits which are now completely disconnected from
the tree since few months.
This patch is not targeted for MFC.
Deleted:
Author: attilio
Date: Sun Mar 3 01:02:57 2013
New Revision: 247678
URL: http://svnweb.freebsd.org/changeset/base/247678
Log:
Fix-up r247622 by also renaming pv_list iterator into the xen
pmap verbatim copy.
Sponsored by: EMC / Isilon storage division
Reported by: tinderbox
Modified:
On Fri, Mar 1, 2013 at 11:03 PM, John Baldwin j...@freebsd.org wrote:
Author: jhb
Date: Fri Mar 1 22:03:31 2013
New Revision: 247588
URL: http://svnweb.freebsd.org/changeset/base/247588
Log:
Replace the TDP_NOSLEEPING flag with a counter so that the
THREAD_NO_SLEEPING() and
Author: attilio
Date: Wed Feb 27 18:12:13 2013
New Revision: 247400
URL: http://svnweb.freebsd.org/changeset/base/247400
Log:
Merge from vmobj-rwlock:
VM_OBJECT_LOCKED() macro is only used to implement a custom version
of lock assertions right now (which likely spread out thanks to
copy
Author: attilio
Date: Thu Feb 28 00:18:56 2013
New Revision: 247429
URL: http://svnweb.freebsd.org/changeset/base/247429
Log:
Complete r247297:
Remove unused inclusions of vm/vm_pager.h and vm/vnode_pager.h.
Sponsored by: EMC / Isilon storage division
Modified:
Author: attilio
Date: Tue Feb 26 17:22:08 2013
New Revision: 247323
URL: http://svnweb.freebsd.org/changeset/base/247323
Log:
Wrap the sleeps synchronized by the vm_object lock into the specific
macro VM_OBJECT_SLEEP().
This hides some implementation details like the usage of the msleep()
Author: attilio
Date: Tue Feb 26 20:35:40 2013
New Revision: 247346
URL: http://svnweb.freebsd.org/changeset/base/247346
Log:
Remove white spaces.
Sponsored by: EMC / Isilon storage division
Modified:
head/sys/vm/vm_object.c
head/sys/vm/vnode_pager.c
Modified: head/sys/vm/vm_object.c
Author: attilio
Date: Tue Feb 26 23:35:27 2013
New Revision: 247360
URL: http://svnweb.freebsd.org/changeset/base/247360
Log:
Merge from vmc-playground branch:
Replace the sub-optimal uma_zone_set_obj() primitive with more modern
uma_zone_reserve_kva(). The new primitive reserves before
Author: attilio
Date: Tue Feb 26 01:00:11 2013
New Revision: 247297
URL: http://svnweb.freebsd.org/changeset/base/247297
Log:
Merge from vmobj-rwlock branch:
Remove unused inclusion of vm/vm_pager.h and vm/vnode_pager.h.
Sponsored by: EMC / Isilon storage division
Tested by:pho
Author: attilio
Date: Sun Feb 10 01:04:10 2013
New Revision: 246603
URL: http://svnweb.freebsd.org/changeset/base/246603
Log:
Remove a racy checks on resident and cached pages for
tmpfs_mapped{read, write}() functions:
- tmpfs_mapped{read, write}() are only called within VOP_{READ,
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