On Tue, Aug 8, 2017 at 3:36 PM Alexander Motin wrote:
>
> Author: mav
> Date: Tue Aug 8 19:36:34 2017
> New Revision: 322272
> URL: https://svnweb.freebsd.org/changeset/base/322272
>
> Log:
> Fix few issues of LinuxKPI workqueue.
>
> LinuxKPI workqueue wrappers reported "successful" cancellat
On Tue, Sep 8, 2020 at 5:39 PM Alexander V. Chernikov
wrote:
> -CTLFLAG_VNET | CTLTYPE_U32 | CTLFLAG_RWTUN | CTLFLAG_MPSAFE, NULL, 0,
> +CTLFLAG_VNET | CTLTYPE_U32 | CTLFLAG_MPSAFE, NULL, 0,
Don't you still need CTLFLAG_RW? I don't believe that the sysctl is
usable at all without it.
___
On Sat, May 9, 2020 at 11:56 AM Ed Maste wrote:
>
> Author: emaste
> Date: Sat May 9 15:56:02 2020
> New Revision: 360849
> URL: https://svnweb.freebsd.org/changeset/base/360849
>
> Log:
> remove %n support from printf(9)
Should we put a KASSERT in to catch if new code tries to use a %n flag
(
On Thu, Jan 23, 2020 at 8:25 PM Gleb Smirnoff wrote:
> Because at interrupt level we can batch multiple packets in a single epoch.
> This speeds up unfiltered packet forwarding performance by 5%.
>
> With driver level pfil hooks I would claim even more improvement, because
> before
> the change w
On Thu, Jan 23, 2020 at 6:05 PM Gleb Smirnoff wrote:
>
> On Thu, Jan 23, 2020 at 02:17:33PM -0500, Ryan Stone wrote:
> R> What is a driver's responsibility now for entering/leaving the net epoch
> now?
>
> For drivers that are 'special', entering the net e
What is a driver's responsibility now for entering/leaving the net epoch now?
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Author: rstone
Date: Tue Jan 7 16:03:11 2020
New Revision: 356444
URL: https://svnweb.freebsd.org/changeset/base/356444
Log:
rtld: Fix segfault in direct exec mode
When rtld is directly executed with arguments, it has to move the
program arguments, environment and elf aux data up a few s
Author: rstone
Date: Wed Oct 23 17:20:20 2019
New Revision: 353938
URL: https://svnweb.freebsd.org/changeset/base/353938
Log:
Add missing M_NOWAIT flag
The LinuxKPI linux_dma code calls PCTRIE_INSERT with a
mutex held, but does not set M_NOWAIT when allocating
nodes, leading to a potent
Author: rstone
Date: Tue Oct 1 13:36:01 2019
New Revision: 352926
URL: https://svnweb.freebsd.org/changeset/base/352926
Log:
Clean up duplicate entries in sys/conf/files
Reviewed by: imp
Modified:
head/sys/conf/files
Modified: head/sys/conf/files
==
Is this enough? Won't out-of-tree modules get compiled without
EPOCH_TRACE set? If such a module is loaded on a kernel with
EPOCH_TRACE set then the module will call epoch_enter_preempt() with a
epoch_tracker that is too small and have its stack corrupted, won't
it?
On Thu, Sep 26, 2019 at 5:12
We also shouldn't have ifdef's that change the size of a kernel
structure that's part of the KBI. Isn't struct epoch_tracker part of
the KBI?
On Thu, Sep 26, 2019 at 12:46 PM Warner Losh wrote:
>
> But we shouldn't be including opt_foo.h files in sys/*.h files. That's the
> root cause of troubl
Thanks!
On Sat, Sep 21, 2019 at 4:03 PM Konstantin Belousov wrote:
>
> Author: kib
> Date: Sat Sep 21 20:03:17 2019
> New Revision: 352585
> URL: https://svnweb.freebsd.org/changeset/base/352585
>
> Log:
> kern.elf{32,64}.pie_base sysctl: enforce page alignment.
>
> Requested by: rstone
> S
to be an IRC discussion on 2/28/12 that resulted in revision
> r232267
> as a quick MFC'able fix, but I don't have a log of that conversation. :( I
> couldn't find anything in e-mail either that was definitive for why this
> might have
> been inherent in PCI-e vs
Linux handle the issue?
On Thu, Apr 25, 2019 at 3:17 PM Ryan Stone wrote:
>
> This change makes me *very* uncomfortable. It was originally brought
> in due to issues with Adaptec RAID cards using the aac(9) driver. The
> symptoms of the bug included silent corruption of data as it was
This change makes me *very* uncomfortable. It was originally brought
in due to issues with Adaptec RAID cards using the aac(9) driver. The
symptoms of the bug included silent corruption of data as it was
written to disk. Are we sure that this change is a good idea, given
how catastrophic it is w
On Mon, Jan 28, 2019 at 7:46 AM Michael Tuexen wrote:
>
> Author: tuexen
> Date: Mon Jan 28 12:45:31 2019
> New Revision: 343525
> URL: https://svnweb.freebsd.org/changeset/base/343525
>
> Log:
> Fix the detection of ECN-setup SYN-ACK packets.
>
> RFC 3168 defines an ECN-setup SYN-ACK packet a
Author: rstone
Date: Thu Oct 4 22:03:58 2018
New Revision: 339185
URL: https://svnweb.freebsd.org/changeset/base/339185
Log:
Hold a write lock across udp_notify()
With the new route cache feature udp_notify() will modify the inp when it
needs to invalidate the route cache. Ensure that w
Author: rstone
Date: Wed Feb 21 19:13:27 2018
New Revision: 329744
URL: https://svnweb.freebsd.org/changeset/base/329744
Log:
Fix route manpage to show correct flush syntax
The current route(8) manpage shows that "flush" is an argument to
the optional -n flag, rather than a separate subco
Author: rstone
Date: Wed Feb 21 19:13:23 2018
New Revision: 329743
URL: https://svnweb.freebsd.org/changeset/base/329743
Log:
Allow route change requests to not specify the gateway.
Only require a gateway to be specified on a route add request. On
a route change request that does not spe
Author: rstone
Date: Tue Jan 23 03:15:44 2018
New Revision: 328272
URL: https://svnweb.freebsd.org/changeset/base/328272
Log:
Increment the route table gen count after a modify
Increment the route table generation count after modifying a
route. This signals back to TCP connections that t
Author: rstone
Date: Tue Jan 23 03:15:35 2018
New Revision: 328270
URL: https://svnweb.freebsd.org/changeset/base/328270
Log:
Invalidate inpcb LLE cache if cached route is invalidated
When the inpcb route cache is invalidated after a change to the
routing tables, we need to invalidate the
Author: rstone
Date: Tue Jan 23 03:15:39 2018
New Revision: 328271
URL: https://svnweb.freebsd.org/changeset/base/328271
Log:
Reduce code duplication for inpcb route caching
Add a new macro to clear both the L3 and L2 route caches, to
hopefully prevent future instances where only the L3 c
Author: rstone
Date: Thu Dec 14 20:48:50 2017
New Revision: 326860
URL: https://svnweb.freebsd.org/changeset/base/326860
Log:
Plug an ifaddr leak when changing a route's src
If a route is modified in a way that changes the route's source
address (i.e. the address used to access the gatewa
On Fri, Dec 8, 2017 at 1:43 PM, Stephen Hurd wrote:
> Author: shurd
> Date: Fri Dec 8 18:43:31 2017
> New Revision: 326702
> URL: https://svnweb.freebsd.org/changeset/base/326702
> + if (!M_WRITABLE(*m_head)) {
> + new_head = m_dup(*m_head, M_NOWAIT);
> + if (new
On Tue, Jul 25, 2017 at 10:41 AM, Sean Bruno wrote:
> Author: sbruno
> Date: Tue Jul 25 14:41:50 2017
> New Revision: 321477
> URL: https://svnweb.freebsd.org/changeset/base/321477
>
> Log:
> Don't hold the RM lock during lagg_proto_addport() to avoid an LOR.
Can lagg_proto_addport() really be
On Tue, Jul 25, 2017 at 10:38 AM, Sean Bruno wrote:
> Author: sbruno
> Date: Tue Jul 25 14:38:30 2017
> New Revision: 321476
> URL: https://svnweb.freebsd.org/changeset/base/321476
>
> Log:
> Drop ixgbe RX lock during TCP_LRO processing. This eliminates a "storm"
> of LOR detection and a bit
Author: rstone
Date: Tue Sep 12 21:12:04 2017
New Revision: 323506
URL: https://svnweb.freebsd.org/changeset/base/323506
Log:
Fix incorrect error message in iovctl
If the iovctl command was invoked with only the -C flag, the user would
receive a message claiming that they needed to also s
+374,7 @@
10/26 Philip M. Gollucci born in Silver Spring,
Maryland, United States, 1979
10/27 Takanori Watanabe born in Numazu, Shizuoka,
Japan, 1972
10/31 Taras Korenko born in Cherkasy region, Ukraine, 1980
+11/03 Ryan Stone born in Ottawa, Ontario, Canada, 1985
11/05 M. Warner
On Wed, May 3, 2017 at 1:39 PM, Ryan Stone wrote:
>
>
> On Wed, May 3, 2017 at 1:21 PM, Alan Somers wrote:
>
>> Author: asomers
>> Date: Wed May 3 17:21:01 2017
>> New Revision: 317755
>> URL: https://svnweb.freebsd.org/changeset/base/317755
>>
>>
On Wed, May 3, 2017 at 1:21 PM, Alan Somers wrote:
> Author: asomers
> Date: Wed May 3 17:21:01 2017
> New Revision: 317755
> URL: https://svnweb.freebsd.org/changeset/base/317755
>
> Log:
> Various Coverity fixes in ifconfig(8)
>
> * Exit early if kldload(2) fails (1011259). This is the onl
Author: rstone
Date: Wed Apr 5 16:57:13 2017
New Revision: 316527
URL: https://svnweb.freebsd.org/changeset/base/316527
Log:
Revert the optimization from r304436
r304436 attempted to optimize the handling of incoming UDP packet by only
making an expensive call to in_broadcast() if the mb
There's also the issue that running "ifconfig igb0 blah" during startup
will cause if_igb to be automatically loaded by ifconfig.
I guess we could add a dummy if_igb.ko that just has a dependency on
if_em.ko
On Fri, Mar 10, 2017 at 1:13 PM, Warner Losh wrote:
> On Fri, Mar 10, 2017 at 11:06 AM,
On Tue, Feb 21, 2017 at 10:07 AM, Pedro Giffuni wrote:
> Good point: it doesn't.
>
> The change gets ignored but it doesn't break the converter. At least not
> immediately, the github converter in AOO breaks frequently but it is
> probably unrelated.
>
It wouldn't "break" the converter but it wo
Author: rstone
Date: Thu Feb 16 21:18:31 2017
New Revision: 313824
URL: https://svnweb.freebsd.org/changeset/base/313824
Log:
Revert r313814 and r313816
Something evidently got mangled in my git tree in between testing and
review, as an old and broken version of the patch was apparently s
Sorry about that. It's fixed in r313816.
On Thu, Feb 16, 2017 at 3:31 PM, Cy Schubert
wrote:
> In message <201702161941.v1gjfdop087...@repo.freebsd.org>, Ryan Stone
> writes:
> > Author: rstone
> > Date: Thu Feb 16 19:41:13 2017
> > New Revision: 313814
Author: rstone
Date: Thu Feb 16 20:06:21 2017
New Revision: 313816
URL: https://svnweb.freebsd.org/changeset/base/313816
Log:
Fix a typo in my previous commit
Somehow in the late stages of testing my sched_ule patch, a character was
accidentally deleted from the file. Correct this.
Author: rstone
Date: Thu Feb 16 19:41:13 2017
New Revision: 313814
URL: https://svnweb.freebsd.org/changeset/base/313814
Log:
Check for preemption after lowering a thread's priority
When a high-priority thread is waiting for a mutex held by a
low-priority thread, it temporarily lends its
Author: rstone
Date: Sat Feb 11 17:05:08 2017
New Revision: 313646
URL: https://svnweb.freebsd.org/changeset/base/313646
Log:
Don't zero out srtt after excess retransmits
If the TCP stack has retransmitted more than 1/4 of the total
number of retransmits before a connection drop, it decid
Author: rstone
Date: Fri Jan 20 17:16:48 2017
New Revision: 312544
URL: https://svnweb.freebsd.org/changeset/base/312544
Log:
Fix reference to free memory in ixgbe/if_media.c
When ixgbe receives an interrupt indicating that a new optical module
may have been inserted, it discards all of i
On Wed, Jan 4, 2017 at 7:50 AM, Edward Tomasz Napierala
wrote:
> + refcount_release(&cs->cs_outstanding_ctl_pdus);
>
Shouldn't the return value of refcount_release() be checked?
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On Fri, Dec 16, 2016 at 5:39 PM, Alan Somers wrote:
>
> Modified: head/sys/net/if_lagg.c
>
> ==
> --- head/sys/net/if_lagg.c Fri Dec 16 22:37:16 2016(r310179)
> +++ head/sys/net/if_lagg.c Fri Dec 16 22:
Author: rstone
Date: Fri Dec 2 15:38:34 2016
New Revision: 309414
URL: https://svnweb.freebsd.org/changeset/base/309414
Log:
Revert r309372
The bug intended to be fixed by r309372 was already addressed by r296178,
so revert my change.
Reported by: seph
Modified:
head/sys/sys/buf
Author: rstone
Date: Thu Dec 1 21:08:42 2016
New Revision: 309372
URL: https://svnweb.freebsd.org/changeset/base/309372
Log:
Fix a false positive in a buf_ring assert
buf_ring contains an assert that checks whether an item being
enqueued already exists on the ring. There is a subtle bug
>
> There is something very wrong in the code here. nextp is never
> initialized, so obviously we can't access *nextp. I'm surprised that this
> code can even compile with -Werror. I'd fix it but it'd not clear to me
> what nextp is intended to do.
>
Apologies for the noise; I didn't see r30921
On Sat, Nov 26, 2016 at 10:50 AM, Baptiste Daroussin
wrote:
> Author: bapt
> Date: Sat Nov 26 15:49:59 2016
> New Revision: 309194
> URL: https://svnweb.freebsd.org/changeset/base/309194
>
> Log:
> initialize *nextp which could be left uninitialized in case the
> configuration
> file cannot b
@@
+#!/bin/sh
+#
+# Copyright (c) 2012 Ryan Stone
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
Author: rstone
Date: Sat Nov 12 19:03:23 2016
New Revision: 308580
URL: https://svnweb.freebsd.org/changeset/base/308580
Log:
Don't read if_counters with if_addr_lock held
Calling into an ifnet implementation with the if_addr_lock already
held can cause a LOR and potentially a deadlock, a
Author: rstone
Date: Fri Nov 11 23:07:31 2016
New Revision: 308562
URL: https://svnweb.freebsd.org/changeset/base/308562
Log:
Fix git tools when run against a worktree
In a git worktree, the gitdir is in an entirely different location.
In arcgit, use git rev-parse --git-dir to get the cor
Author: rstone
Date: Mon Oct 24 22:11:33 2016
New Revision: 307887
URL: https://svnweb.freebsd.org/changeset/base/307887
Log:
Fix ip_output() on point-to-point links
In r304435, ip_output() was changed to use the result of the route
lookup to decide whether the outgoing packet was a broad
Author: rstone
Date: Thu Oct 20 18:28:05 2016
New Revision: 307681
URL: https://svnweb.freebsd.org/changeset/base/307681
Log:
Set the executable bit on arcgit and importgit
Make it possible to run these scripts directly out of svn by setting
the executable property on them.
Modified:
Dir
git Thu Oct 20 18:23:44 2016(r307680)
@@ -0,0 +1,214 @@
+#!/bin/sh
+#
+# Copyright (c) 2015 Ryan Stone. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions
Author: rstone
Date: Mon Aug 22 15:27:37 2016
New Revision: 304606
URL: https://svnweb.freebsd.org/changeset/base/304606
Log:
Temporarily disable the optimization from r304436
r304436 attempted to optimize the handling of incoming UDP packet by only
making an expensive call to in_broadcas
Thanks!
On Sat, Aug 20, 2016 at 6:12 PM, Marko Zec wrote:
> Author: zec
> Date: Sat Aug 20 22:12:26 2016
> New Revision: 304548
> URL: https://svnweb.freebsd.org/changeset/base/304548
>
> Log:
> Permit disabling net.inet.udp.require_l2_bcast in VIMAGE kernels.
>
> The default value of the tu
On Sat, Aug 20, 2016 at 2:45 PM, Slawa Olhovchenkov wrote:
> You also can recive this on ethernet too, IMHO, in case of /32.
> Receiving L3 broadcst in L2 unicast is legitime (IMHO) and we must be
> relaxed on this.
>
There is no broadcast address on a /32 network. Independent of my change,
we
On Sat, Aug 20, 2016 at 2:09 PM, Adrian Chadd wrote:
> Hi,
>
> So why not fix those paths?
>
>
>
> -adrian
>
Is there even a fix that can be done there? I wouldn't expect a
point-to-point protocol like PPP to have any need to explicitly signal that
a packet is a broadcast. Is the information e
On Sat, Aug 20, 2016 at 1:30 PM, Slawa Olhovchenkov wrote:
> For host enought have [hidden] alias with broadcsts bits.
> Anyway, don't should relay on the L2 information, you can recive L3
> unicast addressed packets (with alien dst IP address) in L2 broadcas
> packet.
>
This is still handled co
On Sat, Aug 20, 2016 at 11:42 AM, Bruce Simpson wrote:
> On 20/08/16 16:27, Ryan Stone wrote:
>
>> Can you send a broadcast packet through an L3 tunnel? I thought that a
>> L2 tunnel was required.
>>
>
> Yes. This is perfectly legal and necessary for forwarding of I
On Sat, Aug 20, 2016 at 11:01 AM, Bruce Simpson wrote:
> tun(4) on the other hand is a plain, PPP-like, IP tunnel.
>
Can you send a broadcast packet through an L3 tunnel? I thought that a L2
tunnel was required.
But this mbuf flag is not guaranteed to be set in all situations; e.g.
> where the
On Sat, Aug 20, 2016 at 6:08 AM, Kubilay Kocak wrote:
> Hi Ryan,
>
> Could you elaborate on any of the potential performance implications of
> this?
>
As if r304437, skipping the call to in_broadcast() means that we avoid an
additional (potentially heavily contended) rlock acquire and release on
On Sat, Aug 20, 2016 at 7:48 AM, Bruce Simpson wrote:
> It is perfectly legal for broadcast packets to be addressed to the end of
> a P2P or non-Ethernet link, which may not set M_BCAST or M_MCAST. The
> classic example is ATM (Non-Broadcast, Multiple Access (NBMA)) but the
> situation may be rea
Author: rstone
Date: Thu Aug 18 22:59:10 2016
New Revision: 304437
URL: https://svnweb.freebsd.org/changeset/base/304437
Log:
Fix unlocked access to ifnet address list
in_broadcast() was iterating over the ifnet address list without
first taking an IF_ADDR_RLOCK. This could cause a panic
Author: rstone
Date: Thu Aug 18 22:59:05 2016
New Revision: 304436
URL: https://svnweb.freebsd.org/changeset/base/304436
Log:
Don't check for broadcast IPs on non-bcast pkts
in_broadcast() can be quite expensive, so skip calling it if the
incoming mbuf wasn't sent to a broadcast L2 addres
Author: rstone
Date: Thu Aug 18 22:59:00 2016
New Revision: 304435
URL: https://svnweb.freebsd.org/changeset/base/304435
Log:
Don't iterate over the ifnet addr list in ip_output()
For almost every packet that is transmitted through ip_output(),
a call to in_broadcast() was made to decide
Author: rstone
Date: Mon Aug 8 16:19:24 2016
New Revision: 303836
URL: https://svnweb.freebsd.org/changeset/base/303836
Log:
Don't enqueue NULL on a drbr
In one corner case in the bxe TX path, a NULL mbuf could be enqueued onto
a drbr queue. This could case a KASSERT to fire with INVARI
On Mon, Mar 14, 2016 at 2:07 PM, Gleb Smirnoff wrote:
> Remove useless cast in SYSCTL_ADD_COUNTER_U64 macro.
>
Is it useless? I believe that the point is to give a compiler error if an
incompatible pointer type was passed as the ptr parameter.
___
s
Author: rstone
Date: Mon Mar 14 17:41:17 2016
New Revision: 296865
URL: https://svnweb.freebsd.org/changeset/base/296865
Log:
Clean up repeated "All rights reserved"
Modified:
head/sys/dev/pci/pci_iov.c
head/sys/dev/pci/pci_iov_private.h
head/sys/dev/pci/pci_iov_schema.c
head/sys/dev/pc
On Tue, Jan 19, 2016 at 3:23 PM, Adrian Chadd
wrote:
> Sure, but TCP fragments and non-fragments can hash to different
> values, so suddenly you get interleaved packets.
>
If the NIC is hashing fragments and non-fragments to different values,
aren't we already potentially getting out-of-order pa
libkern's qsort() is a quicksort implementation. AFAICT it has the worst
case behaviour that I describe.
On Tue, Jan 19, 2016 at 11:54 AM, Hans Petter Selasky
wrote:
> On 01/19/16 17:09, Ryan Stone wrote:
>
>> On Tue, Jan 19, 2016 at 10:33 AM, Hans Petter Selasky <
>
On Tue, Jan 19, 2016 at 10:33 AM, Hans Petter Selasky
wrote:
>
> + qsort(lc->lro_mbuf_data, lc->lro_mbuf_count, sizeof(struct mbuf *),
> + &tcp_lro_mbuf_compare_header);
>
In the worst case, qsort() can take O(n**2) time and consume O(n) stack
space. Is there a DOS concern here?
Author: rstone
Date: Thu Sep 17 16:56:49 2015
New Revision: 287920
URL: https://svnweb.freebsd.org/changeset/base/287920
Log:
Fix /sbin/route to never look up (invalid) interface names through DNS
/sbin/route has a bug where if it is passed an interface name that does
not exist, it falls
Author: rstone
Date: Thu Aug 20 20:28:51 2015
New Revision: 286970
URL: https://svnweb.freebsd.org/changeset/base/286970
Log:
Prevent ticks rollover from preventing vm_lowmem event
Currently vm_pageout_scan() uses a ticks-based scheme to rate-limit
the number of times that the vm_lowmem e
You can't use CTASSERT in a header. You'll get a compile error if two
different headers included in the same translation unit have a CTASSERT on
the same line number.
On Jul 30, 2015 5:23 PM, "John-Mark Gurney" wrote:
> Author: jmg
> Date: Fri Jul 31 00:23:21 2015
> New Revision: 286100
> URL: ht
I think that this is a conflict with r283670, which changed the interface
for SR-IOV a little bit.
Sorry Jack, I knew that that change was coming but it didn't occur to me
that the ixgbe patch would have to be updated. I believe that this patch
will fix it:
diff --git a/sys/dev/ixgbe/if_ix.c b/s
On Wed, Apr 1, 2015 at 11:10 AM, Alan Cox wrote:
> On 04/01/2015 07:42, Ryan Stone wrote:
> > Note to self: When this is MFCed, sparc64 needs the same fix.
> >
>
> I suspect that you mean ia64 here, not sparc64. Yes?
>
Apparently. T
Author: rstone
Date: Wed Apr 1 12:42:26 2015
New Revision: 280957
URL: https://svnweb.freebsd.org/changeset/base/280957
Log:
Fix integer truncation bug in malloc(9)
A couple of internal functions used by malloc(9) and uma truncated
a size_t down to an int. This could cause any number of
I've thrown them up for review here:
https://reviews.freebsd.org/D2071
Comments are welcome. I'll commit it all later this week.
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Anyone want to review them before I commit them? (I'm going to put them in
tools/tools/git/)
On Sun, Mar 15, 2015 at 5:45 PM, Adrian Chadd wrote:
> On 15 March 2015 at 14:44, Ryan Stone wrote:
> > On Sun, Mar 15, 2015 at 5:35 PM, Adrian Chadd
> wrote:
> >>
> &
On Sun, Mar 15, 2015 at 5:35 PM, Adrian Chadd wrote:
> .. promise I'm done for now.
>
> (God, it'd be nice to use git, or some web ui that lets me batch
> review and commit things like this.)
>
I have a script that takes a series of git commits and makes a separate
Differential review for each.
Author: rstone
Date: Thu Mar 12 23:44:28 2015
New Revision: 279939
URL: https://svnweb.freebsd.org/changeset/base/279939
Log:
hwpmc: Fix event number to match enum name
Differential revision:https://reviews.freebsd.org/D1592
Reviewed by: Joseph Kong
MFC after:1 month
Modif
On Thu, Mar 12, 2015 at 2:06 PM, Ian Lepore wrote:
> Nullterminate strings returned via sysctl.
>
> PR: 195668
>
To quote the manpage:
> The *sbuf* family of functions allows one to safely
> allocate, construct and release bounded null-terminated
> strings in kernel space.
IMO th
Author: rstone
Date: Tue Mar 10 23:27:13 2015
New Revision: 279868
URL: https://svnweb.freebsd.org/changeset/base/279868
Log:
Fix SR-IOV passthrough devices to allow ppt to attach
A late change to the SR-IOV infrastructure broke passthrough of
VFs. device_set_devclass() was being used to
Author: rstone
Date: Tue Mar 10 01:24:02 2015
New Revision: 279834
URL: https://svnweb.freebsd.org/changeset/base/279834
Log:
Support architectural events on Haswell/Ivy Bridge
Differential Revision:https://reviews.freebsd.org/D1589
MFC after:1 month
Sponsored by: Sandvine I
Author: rstone
Date: Tue Mar 10 01:24:08 2015
New Revision: 279835
URL: https://svnweb.freebsd.org/changeset/base/279835
Log:
Fix Ivy Bridge+ MEM_UOPS_RETIRED counters
The MEM_UOPS_RETIRED actually work the same way as the Sandy
Bridge counters, but the counters were documented in a diffe
Author: rstone
Date: Tue Mar 10 01:24:16 2015
New Revision: 279836
URL: https://svnweb.freebsd.org/changeset/base/279836
Log:
Add missing counter definitions
Differential Revision:https://reviews.freebsd.org/D1591
MFC after:1 month
Sponsored by: Sandvine Inc
Modified:
hea
Author: rstone
Date: Tue Mar 10 01:23:34 2015
New Revision: 279830
URL: https://svnweb.freebsd.org/changeset/base/279830
Log:
Fix various bugs in Haswell counter definitions
1) The "WALK_COMPLETED_2M_4M" event incorrectly referenced 4K pages.
2) The umask for RING0 and RING123 events was
Author: rstone
Date: Tue Mar 10 01:23:47 2015
New Revision: 279832
URL: https://svnweb.freebsd.org/changeset/base/279832
Log:
Fix Sandy Bridge+ hwpmc branch counters
On Sandy Bridge and later, to count branch-related events you
have to or together a mask indicating the type of branch
in
Author: rstone
Date: Tue Mar 10 01:23:55 2015
New Revision: 279833
URL: https://svnweb.freebsd.org/changeset/base/279833
Log:
Use the correct event table for Haswell Xeon events
Differential Revision:https://reviews.freebsd.org/D1588
MFC after:1 month
Sponsored by: Sandvine
Author: rstone
Date: Tue Mar 10 01:23:40 2015
New Revision: 279831
URL: https://svnweb.freebsd.org/changeset/base/279831
Log:
Fix pmc unit restrictions to match documentation
A couple of pmc counters did not work because there were being
restricted to the wrong PMC unit. I've verified th
Author: rstone
Date: Tue Mar 10 01:22:43 2015
New Revision: 279829
URL: https://svnweb.freebsd.org/changeset/base/279829
Log:
Add manpage for Haswell Xeon pmc implementation
Differential Revision:https://reviews.freebsd.org/D1584
Reviewed by: gnn
MFC After:1 month
Sponsor
On Wed, Feb 4, 2015 at 3:26 AM, Bryan Venteicher wrote:
> +static void
> +pvclock_read_time_info(struct pvclock_vcpu_time_info *ti,
> +uint64_t *cycles, uint8_t *flags)
> +{
> + uint32_t version;
> +
> + do {
> + version = ti->version;
> + rmb();
> +
Yes, I expect that it will, although you will have to set the new
tunable before loading vmm.ko
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On Sun, Feb 22, 2015 at 7:06 AM, Slawa Olhovchenkov wrote:
> No NFC yet.
Thanks for the reminder. This was MFC'ed to stable/10 in r279473
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Author: rstone
Date: Sun Mar 1 02:45:46 2015
New Revision: 279469
URL: https://svnweb.freebsd.org/changeset/base/279469
Log:
Correct a typo.
X-MFC-With: r279458
Modified:
head/usr.sbin/iovctl/iovctl.conf.5
Modified: head/usr.sbin/iovctl/iovctl.conf.5
=
Here's some sample output for the capability:
ecap 0010[160] = SR-IOV 1 IOV enabled, Memory Space enabled, ARI enabled
4 VFs configured out of 128 supported
First VF RID Offset 0x0010, VF RID Stride 0x0001
VF Device ID 0x154c
Page
Author: rstone
Date: Sun Mar 1 00:59:28 2015
New Revision: 279465
URL: https://svnweb.freebsd.org/changeset/base/279465
Log:
Validate the schema that the PF driver passed to us
Differential Revision:https://reviews.freebsd.org/D90
Reviewed by: emaste
MFC after:
Author: rstone
Date: Sun Mar 1 00:59:35 2015
New Revision: 279466
URL: https://svnweb.freebsd.org/changeset/base/279466
Log:
Teach pciconf how to dump out SR-IOV capability
Differential Revision:https://reviews.freebsd.org/D1639
Reviewed by: jhb
MFC after:1
sive.
+.Pp
+The
+.Fn pci_iov_schema_add_unicast_mac
+function is used to specify a configuration parameter in the given schema with
+the name
+.Pa name
+and having a unicast-mac type.
+Values of type unicast-mac are binary values exactly 6 bytes long.
+The MAC address is guaranteed to not be a mul
Author: rstone
Date: Sun Mar 1 00:58:23 2015
New Revision: 279463
URL: https://svnweb.freebsd.org/changeset/base/279463
Log:
Add an rc.d script to invoke iovctl(8) during boot
Differential Revision:https://reviews.freebsd.org/D88
Reviewed by: wblock, emas
Author: rstone
Date: Sun Mar 1 00:52:34 2015
New Revision: 279460
URL: https://svnweb.freebsd.org/changeset/base/279460
Log:
Add functions for parsing the iovctl config file
Add two functions for parsing the iovctl config file. The config
file is parsed using libucl[1], which accepts mo
Author: rstone
Date: Sun Mar 1 00:52:41 2015
New Revision: 279461
URL: https://svnweb.freebsd.org/changeset/base/279461
Log:
Add main() for iovctl and hook iovctl into build
Differential Revision:https://reviews.freebsd.org/D87
Reviewed by: jhb
MFC after:1
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