mpi [Fri, 5 Jun 2015 10:24:23 +0000 (10:24 +0000)]
Put spaces and commas where they belong.
mpi [Fri, 5 Jun 2015 10:15:54 +0000 (10:15 +0000)]
Finally protect VP lookups to guarantee that a pted won't be freed or
reused by a CPU while another CPU is manipulating it.
This races occurs because the virtual spill handlers are run without
taking the KERNEL_LOCK for obvious reasons. So use a per-pmap mutex
that CPUs must hold when modifying a pted in order to guarantee the
atomicity of operations *and* the coherence between pmap VPs tree and
what's in the HASH.
Thanks to dlg@ for assisting me debugging this. This change ends your
PowerPC pmap SMP show of the week. GENERIC.MP on macppc should now be
stable enough to build ports without corrupting its own memory.
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 10:06:35 +0000 (10:06 +0000)]
Don't try to be clever when unrolling the loop in pmap_remove().
Needed for upcoming locking.
mpi [Fri, 5 Jun 2015 10:04:34 +0000 (10:04 +0000)]
Replace the per-entry locks by a global HASH lock.
Since this lock is recursive we can now guarantee the atomicity of
pte_inser{32,64}() when a pted has to be removed first. This fixes
one of the races.
Using a __mp_lock here also allowed dlg@ to provide me useful traces
to fix the next race. Thanks for your help!
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:53:40 +0000 (09:53 +0000)]
Call pte_spill_v() from the real mode fault handler instead of rerolling
it. This will reduce the number of places to audit for locking.
Note that for profiling purposes pte_spill_v() is now marked a __noprof
since per-CPU profiling buffers are not guaranteed to be 1:1 mapped and
cannot be accessed from the real mode fault handler.
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:48:01 +0000 (09:48 +0000)]
Rewrite PTE manipulation routines to better match the PEM.
Document every operation, make sure to call "sync" when appropriate so
that other CPUs see the bit changes and finally grab a lock where it was
missing to grantee atomicity.
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:42:10 +0000 (09:42 +0000)]
Split pteclrbits() into pmap_{test,clear}_attrs().
This should not introduce any behavior change but makes the code easier
to read and later easier to protect. This also brings this pmap closer
to what others do.
Thanks to kettenis@ for spotting a bad typo!
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:38:52 +0000 (09:38 +0000)]
More usages of pmap_ptedinhash().
If you wonder why pte_insert{32,64}() is not using pmap_hash_remove() if
it finds a conflicting PTE in the HASH, it's because in the current state
trying to grab the same lock a second time would lead to a deadlock.
This is much easier to reproduce on G5 (or G4 with BAT disabled).
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:32:22 +0000 (09:32 +0000)]
Remove DEBUG stuff.
mpi [Fri, 5 Jun 2015 09:31:19 +0000 (09:31 +0000)]
Make use of ptesr() instead of rerolling it.
mpi [Fri, 5 Jun 2015 09:30:03 +0000 (09:30 +0000)]
Merge various copies of the same code into a new function to determine
if a PTE is present in the HASH.
Note that atomicity is currently not guaranteed between this check and
the following operations.
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:25:21 +0000 (09:25 +0000)]
Introduce pmap_pted_ro() a simple wrapper for the 32/64 bits versions
that does not call pmap_vp_lookup().
Carreful readers would have notice the removal of the bits on the virtual
address with a page mask, this change allows me to find the 13 years old
bug fixed in r1.145.
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:18:50 +0000 (09:18 +0000)]
Do only one VP lookup when removing a page.
This simplify pmap_remove() & friends by re-using an already fetched PTE
descriptor.
There's currently a race on MP system where one CPU can reuse a pted
while another one is still trying to insert it in the HASH. This commit
starts reducing the number of pmap_vp_lookup() calls to help fix this
race.
ok kettenis@, deraadt@, dlg@
mpi [Fri, 5 Jun 2015 09:09:58 +0000 (09:09 +0000)]
Remove the MANAGED flag when removing a PV entry.
Even if this change is not strickly needed, because the memory will be
returned to the pool it helped me track the use-after-free.
nicm [Fri, 5 Jun 2015 09:09:08 +0000 (09:09 +0000)]
Fix a warning.
mpi [Fri, 5 Jun 2015 09:05:35 +0000 (09:05 +0000)]
Remove unneeded splvm() calls and the pool_setipl(9) hack of r1.140.
By instructing spl(9) calls on MP machines I figured out that their high
cost was hiding a race condition involving PTE reuse in our pmap. Thanks
to deraadt@ for finding a way to trigger such panic by adding a couple of
splvm().
This should make the races easier to trigger but will be addressed
shortly.
This commit starts your PowerPC pmap SMP show of the week.
ok kettenis@, deraadt@, dlg@
nicm [Fri, 5 Jun 2015 08:14:16 +0000 (08:14 +0000)]
Make it so that if a window or session target is prefixed with an =,
only an exact name or index match is accepted, no special character,
prefix match, or fnmatch.
jsg [Fri, 5 Jun 2015 05:39:54 +0000 (05:39 +0000)]
Use p15 for the coprocessor name not 15. gas accepts both forms, clang
won't accept just a number which a comment in the gas code mentions is
for backward compatibility.
stsp [Fri, 5 Jun 2015 05:24:19 +0000 (05:24 +0000)]
regen
stsp [Fri, 5 Jun 2015 05:24:08 +0000 (05:24 +0000)]
Add another PCI ID for Intel Dual Band Wireless AC 3165. From brad.
djm [Fri, 5 Jun 2015 03:44:14 +0000 (03:44 +0000)]
typo: accidental repetition; bz#2386
deraadt [Thu, 4 Jun 2015 23:30:14 +0000 (23:30 +0000)]
sync
nicm [Thu, 4 Jun 2015 23:27:51 +0000 (23:27 +0000)]
Move the nested check from client to server and compare the client tty
name to all the pane pty names instead of comparing socket paths. This
means that "new -d" will work without unsetting $TMUX.
stsp [Thu, 4 Jun 2015 23:08:21 +0000 (23:08 +0000)]
Mention rtwn(4) in pci(4). Reminded by brad.
nicm [Thu, 4 Jun 2015 22:56:33 +0000 (22:56 +0000)]
systrace(4) STRIOCATTACH can only fail for file(1) if it is already
systraced. If so, silently ignore the error and do not attempt to apply
our own systrace policy. From Patrick Keshishian.
stsp [Thu, 4 Jun 2015 22:29:31 +0000 (22:29 +0000)]
man page for rtwn(4)
stsp [Thu, 4 Jun 2015 22:14:51 +0000 (22:14 +0000)]
enable rtwn(4) on i386
stsp [Thu, 4 Jun 2015 21:29:06 +0000 (21:29 +0000)]
Enable rtwn(4) on amd64.
stsp [Thu, 4 Jun 2015 21:13:12 +0000 (21:13 +0000)]
attach rtwn at pci
stsp [Thu, 4 Jun 2015 21:08:40 +0000 (21:08 +0000)]
New rtwn(4) driver for RTL8188CE wifi cards.
This is a PCI card from the same chip family as supported by urtwn(4) on USB.
Development started in 2013 using urtwn(4) as a starting point but was dormant
for much of the time since. I finally unslacked after uwe@ provided help with
lifting this driver on its feet. As usual we got helpful hints from Theo.
Requires firmware which will be available in ports soon.
There are rate adaptation issues that still need to be fixed, cause unknown.
In my testing the hardware rarely transmits more than 1Mbit/s.
Committing over MAC/BB RTL8188CE, RF 6052 1T1R.
jmc [Thu, 4 Jun 2015 20:34:22 +0000 (20:34 +0000)]
tweak SYNOPSIS and usage();
eric [Thu, 4 Jun 2015 19:26:39 +0000 (19:26 +0000)]
force reseeding if pid has changed.
ok deraadt@
eric [Thu, 4 Jun 2015 19:23:17 +0000 (19:23 +0000)]
make sure to check for resolv.conf update the first time the resolver
is used after pid has changed.
ok deraadt@
deraadt [Thu, 4 Jun 2015 18:49:28 +0000 (18:49 +0000)]
sync
deraadt [Thu, 4 Jun 2015 18:46:43 +0000 (18:46 +0000)]
+ REALTEK RT8191SE
dms [Thu, 4 Jun 2015 18:33:41 +0000 (18:33 +0000)]
Add support for em(4) on Teak 3020, a Tolopai (EP80579)
based devices. This introduces Realtek PHY into em driver
code and is only a temporary solution to the problem.
OK deraadt@
kettenis [Thu, 4 Jun 2015 18:01:44 +0000 (18:01 +0000)]
The (no quite so) new kernel perfpolicy code calls cpu_setperf() from a
timeout. Unfortunately the smu(4) CPU voltage slewing code sleeps, which
causes a kernel panic. Prevent this by delegating the CPU frequency switching
and voltage slewing to a task.
ok mpi@
dms [Thu, 4 Jun 2015 17:42:59 +0000 (17:42 +0000)]
regen
dms [Thu, 4 Jun 2015 17:42:12 +0000 (17:42 +0000)]
Add more of Tolopai (EP80579) Gigabit controllers id.
mikeb [Thu, 4 Jun 2015 17:10:33 +0000 (17:10 +0000)]
Check if interface was stopped before calling rx/tx interrupt routines.
Report & tests by mxb@alumni.chalmers.se, thanks!
OK deraadt, chris
nicm [Thu, 4 Jun 2015 14:29:33 +0000 (14:29 +0000)]
Make unsetting a global option restore it to the default. Diff lying
around for a while, I have forgotten who suggested it :-/.
sobrado [Thu, 4 Jun 2015 14:23:00 +0000 (14:23 +0000)]
spacing, makes example fit on display.
no objection from gilles@
nicm [Thu, 4 Jun 2015 11:43:51 +0000 (11:43 +0000)]
Add support for a single "marked pane". There is one marked pane in the
server at a time; it may be toggled or cleared with select-pane -m and
-M (the border is highlighted). A new target '~' or '{marked}' specifies
the marked pane to commands and it is the default target for the
swap-pane and join-pane -s flag (this makes them much simpler to use -
mark the source pane and then change to the target pane to run swapp or
joinp).
mpi [Thu, 4 Jun 2015 09:51:15 +0000 (09:51 +0000)]
Remove unused sa_dl.
nicm [Thu, 4 Jun 2015 09:42:29 +0000 (09:42 +0000)]
teminal -> terminal, from Corey Farwell.
jsg [Thu, 4 Jun 2015 06:11:21 +0000 (06:11 +0000)]
Switch intel_gmbus_is_port_valid and intel_gmbus_is_forced_bit from
extern inline back to static inline so the kernel will build on
compilers that default to c99 inline semantics.
jsg [Thu, 4 Jun 2015 06:07:23 +0000 (06:07 +0000)]
use mallocarray instead of malloc in drm_calloc
jsg [Thu, 4 Jun 2015 06:03:11 +0000 (06:03 +0000)]
remove the now unused alawtolin16 table
ok ratchov@
bcallah [Wed, 3 Jun 2015 23:40:01 +0000 (23:40 +0000)]
Remove unused defines and functions.
"Looks fine." deraadt@
mikeb [Wed, 3 Jun 2015 22:01:07 +0000 (22:01 +0000)]
Adjust yielding condition slightly in the if_input_process thread.
ok mpi, kettenis
reyk [Wed, 3 Jun 2015 20:43:21 +0000 (20:43 +0000)]
Turn off -Werror in relayctl.
reyk [Wed, 3 Jun 2015 19:57:53 +0000 (19:57 +0000)]
Remove -Werror from the Makefile: as it happened with asprintf, it
breaks the tree if any new compiler warnings get enabled, especially
with -Wall. We do not want to use it in the tree, except for some
very special places.
As discussed with deraadt@
reyk [Wed, 3 Jun 2015 19:51:16 +0000 (19:51 +0000)]
It is better to check the asprintf return value for -1 instead of the
input buffer for NULL.
Found by adding __attribute((__warn_unused_result__)) to asprintf.
OK deraadt@
millert [Wed, 3 Jun 2015 18:08:54 +0000 (18:08 +0000)]
Treat a missing mail spool the same as a zero-length mail spool
unless the -f option was specified. OK deraadt@
millert [Wed, 3 Jun 2015 16:26:04 +0000 (16:26 +0000)]
snprintf(3) is available on all modern systems and asprintf(3) is
available on more systems these days. OK deraadt@
mpi [Wed, 3 Jun 2015 15:43:55 +0000 (15:43 +0000)]
Unify .Nd blocks, prodded by and ok jmc@
yasuoka [Wed, 3 Jun 2015 11:57:37 +0000 (11:57 +0000)]
Fix pf_map_addr() not to cause dividing by 0. This fixes problem when
using table or dynamic interface addresses for source-hash. Also
avoid calling arc4random_uniform() with upper_bound == 0.
ok mikeb
kettenis [Wed, 3 Jun 2015 11:45:52 +0000 (11:45 +0000)]
Actually commit the bits that make the compiler emit visibility information
for (undefined) references with non-default visibility on mips64.
mpi [Wed, 3 Jun 2015 08:41:43 +0000 (08:41 +0000)]
Support for U4, missed in previous.
ok kettenis@, miod@, dlg@
mpi [Wed, 3 Jun 2015 08:30:27 +0000 (08:30 +0000)]
Check for the correct bit in the interrupts property of the device-tree
to determin if interrupts should be established as edge/level triggered.
Fix audio interrupts on U4 systems. On such systems the "interrupts"
fields in the device-tree has more bits set and cannot be compared to
0.
mpi [Wed, 3 Jun 2015 08:14:23 +0000 (08:14 +0000)]
Add hpb(4), reminded by Brad.
mpi [Wed, 3 Jun 2015 08:10:53 +0000 (08:10 +0000)]
Explicitly request the sockaddr_dl when doing a RTM_GET rather than
assuming that it will be in the gateway sa.
Fixes a regression introduced with the support of multiple connected
routes, found the hardway by deraadt@.
ok claudio@
millert [Wed, 3 Jun 2015 02:35:50 +0000 (02:35 +0000)]
Move warning on open failure to open_mbox() where we have the file name.
millert [Wed, 3 Jun 2015 02:24:36 +0000 (02:24 +0000)]
Do not assume that asprintf() clears the pointer on failure, which
is non-portable. Also add missing asprintf() return value checks.
OK deraadt@ guenther@ doug@
deraadt [Wed, 3 Jun 2015 01:49:35 +0000 (01:49 +0000)]
better description of internal copyn() function
jsg [Wed, 3 Jun 2015 01:30:29 +0000 (01:30 +0000)]
missing __EOT spotted by rpe@
dlg [Wed, 3 Jun 2015 00:50:09 +0000 (00:50 +0000)]
there's been a long standing issue in ppp on a tty/serial line where it allocates mbufs at IPL_SOFTTTY, which is above the IPL_NET the mbuf layer protects itself at.
recent improvements to diagnostics in pools and mbufs now panic
instead of letting these things silently corrupt.
this reworks the ppp handling in the tty layer so it has its own
private pool to allocate packet memory out of. these packets get
built and then queued for softnet to process. softnet dequeues the
packet and attaches it to mbufs as external storage before handing
it on to the rest of the stack.
this was reported on bugs@ and tested by both Walter Daugherity and
Martin van den Nieuwelaar
ok deraadt@ mpi@
millert [Tue, 2 Jun 2015 23:05:05 +0000 (23:05 +0000)]
Don't leak value returned by cgetstr(). OK deraadt@
rpe [Tue, 2 Jun 2015 19:54:06 +0000 (19:54 +0000)]
Remove the $FSTABFLAG variable and use -F directly. The installer
uses disklabel UIDs unconditionally for a while already.
OK krw@
"looks good" deraadt@
rpe [Tue, 2 Jun 2015 19:39:18 +0000 (19:39 +0000)]
Replace
[[ -n $(foo | grep 'bar') ]]
with
foo | grep -q 'bar'
OK halex@ krw@
deraadt [Tue, 2 Jun 2015 17:59:19 +0000 (17:59 +0000)]
sync
jung [Tue, 2 Jun 2015 17:29:28 +0000 (17:29 +0000)]
fix variable name typo
ok ajacoutot@
sobrado [Tue, 2 Jun 2015 16:02:44 +0000 (16:02 +0000)]
write Mobile IP{,v6} in a consistent way, as given in RFCs 5944 and 6275.
ok jmc@
millert [Tue, 2 Jun 2015 15:44:17 +0000 (15:44 +0000)]
Modernize from(1) a bit. Use getline() to support longer lines and
document the environment variables used. OK deraadt@
mpi [Tue, 2 Jun 2015 15:32:53 +0000 (15:32 +0000)]
Mention hpb(4), prodded by jmc@
mpi [Tue, 2 Jun 2015 15:26:19 +0000 (15:26 +0000)]
Add missing define for hpb(4).
mpi [Tue, 2 Jun 2015 13:54:50 +0000 (13:54 +0000)]
Man page for hpb(4).
mpi [Tue, 2 Jun 2015 13:53:43 +0000 (13:53 +0000)]
Add a new HT-PCI bridge driver and the necessary glue to openpic(4)
to get interrupts working on U4 machines.
With this OpenBSD can run on PowerMac11,2 (Quad G5).
With inputs from and ok kettenis@, miod@, dlg@
mpi [Tue, 2 Jun 2015 13:23:55 +0000 (13:23 +0000)]
RIP ether_input_mbuf().
mpi [Tue, 2 Jun 2015 13:21:21 +0000 (13:21 +0000)]
Use if_input() instead of ether_input_mbuf().
ok jasper@, bluhm@
mpi [Tue, 2 Jun 2015 09:38:24 +0000 (09:38 +0000)]
Take carp(4) out of ether_input().
Tested by <mxb AT alumni DOT chalmers DOT se>, thanks!
ok bluhm@, dlg@
djm [Tue, 2 Jun 2015 09:10:40 +0000 (09:10 +0000)]
mention CheckHostIP adding addresses to known_hosts;
bz#1993; ok dtucker@
deraadt [Tue, 2 Jun 2015 06:10:14 +0000 (06:10 +0000)]
missing " spotted by Kyle Milz
miod [Tue, 2 Jun 2015 04:33:39 +0000 (04:33 +0000)]
Make sparc go PIE (not `static PIE' yet).
miod [Tue, 2 Jun 2015 04:31:53 +0000 (04:31 +0000)]
Override pie range constants (well, only VM_PIE_MAX_ADDR) with a variable
which value is decided at runtime, in order to only enable PIE on sun4m
which has a large enough address space.
jsg [Tue, 2 Jun 2015 02:30:16 +0000 (02:30 +0000)]
with binutils 2.17 we can change some raw opcodes into instruction names
ok miod@ deraadt@
jsg [Tue, 2 Jun 2015 01:48:25 +0000 (01:48 +0000)]
Rename the imx miniroot to nitrogen as it creates "6x_bootscript".
Add a miniroot for the CuBox-i which needs u-boot at a particular
offset in the sd image to boot. Based on changes made by Patrick
Wildt in bitrig.
miod [Mon, 1 Jun 2015 19:55:20 +0000 (19:55 +0000)]
In the lazy binding routine, make sure we actually allocate the stack we need,
instead of corrupting the caller's stack by mistake.
This fixes the mysterious segfaults in __powerpc_read_tcb() reported on
earlier G3 systems - more recent processors have been luckier...
ok deraadt@
miod [Mon, 1 Jun 2015 19:03:46 +0000 (19:03 +0000)]
Revert 1.2, which used to be necessary during the early ld 2.17 work, but
hasn't been required for a while.
miod [Mon, 1 Jun 2015 19:03:10 +0000 (19:03 +0000)]
Enable secureplt by default on alpha. The old plt flavour can still be
obtained by passing --no-secureplt to ld(1), or -Wl,--no-secureplt to cc(1)
when linking.
miod [Mon, 1 Jun 2015 19:02:11 +0000 (19:02 +0000)]
Since the __{div,rem}{l,q}{,u} special libc entry points use a specific
calling convention which conflicts over t11 usage with the secureplt
calling convention, force these symbols to be `notype' rather `function', so
that the linker will not attempt to use plt relocations for them in the
absence of explicit relocation information.
Note that these symbols are still public and still callable with the old plt
convention, so existing binaries will still work with an updated libc, and
no libc version change is necessary.
miod [Mon, 1 Jun 2015 18:59:41 +0000 (18:59 +0000)]
Define HAVE_AS_EXPLICIT_RELOCS and HAVE_AS_JSRDIRECT_RELOCS. These symbols are
only used by the alpha backend and allow it to produce more precise
relocation information, but need a recent as(1) for this to work.
This will be necessary to enable secureplt by default.
jmc [Mon, 1 Jun 2015 18:56:09 +0000 (18:56 +0000)]
update currency exchange rates;
note: no updates for iceland, ukraine, and vietnam as they're showing "n/a"
for the past two months on the economist (no idea)
miod [Mon, 1 Jun 2015 17:36:17 +0000 (17:36 +0000)]
Now that we do not need to build binutils 2.15 (except for gdb), simplify the
build logic.
miod [Mon, 1 Jun 2015 17:35:24 +0000 (17:35 +0000)]
Switch m88k ports to binutils 2.17.
stsp [Mon, 1 Jun 2015 15:53:10 +0000 (15:53 +0000)]
regen
stsp [Mon, 1 Jun 2015 15:52:57 +0000 (15:52 +0000)]
fix typo: Wirelsss -> Wireless
nicm [Mon, 1 Jun 2015 13:59:57 +0000 (13:59 +0000)]
Missing t at end of response, from Vincent Bernat.
claudio [Mon, 1 Jun 2015 09:54:16 +0000 (09:54 +0000)]
Fix memory leak in error case. OK bluhm@ benno@
uebayasi [Mon, 1 Jun 2015 09:31:40 +0000 (09:31 +0000)]
Put END() matching _ENTRY() (== ENTRY() w/o prof).