svn commit: r298671 - head/sys/geom/part

Author: cem Date: Tue Apr 26 22:30:54 2016 New Revision: 298671 URL: https://svnweb.freebsd.org/changeset/base/298671 Log: g_part_bsd64: Check for valid on-disk npartitions value This value is u32 on disk, but assigned to an int in memory. After we do the implicit conversion via

svn commit: r298670 - head/sys/dev/ciss

Author: cem Date: Tue Apr 26 22:01:07 2016 New Revision: 298670 URL: https://svnweb.freebsd.org/changeset/base/298670 Log: ciss(4): Fix overrun of array The softc member 'ciss_logical' is an array of 'ciss_max_logical_bus' members. Most of the time it is iterated correctly. This patch

svn commit: r298669 - head/sys/dev/iscsi_initiator

Author: cem Date: Tue Apr 26 21:44:08 2016 New Revision: 298669 URL: https://svnweb.freebsd.org/changeset/base/298669 Log: iscsi_initiator(4): Fix use-after-free, double-free ism_stop() already destroys and frees 'sp', including a call to ic_destroy(). Don't dereference 'sp' after

svn commit: r298665 - head/sys/dev/aacraid

Author: cem Date: Tue Apr 26 20:59:21 2016 New Revision: 298665 URL: https://svnweb.freebsd.org/changeset/base/298665 Log: aacraid(4): Fix some mostly trivial buffer overruns strcpy(3) emits a trailing nul byte, trampling fields after the intended destination. Instead, use strncpy(3),

svn commit: r298663 - head/sys/net

Author: cem Date: Tue Apr 26 20:27:17 2016 New Revision: 298663 URL: https://svnweb.freebsd.org/changeset/base/298663 Log: radix_mpath: Don't derefence a NULL pointer in for loop iteration It seems rn_dupedkey may be NULL, because of the NULL check inside the loop. (Also, the rt gets

svn commit: r298662 - head/sys/dev/pci

Author: cem Date: Tue Apr 26 20:06:35 2016 New Revision: 298662 URL: https://svnweb.freebsd.org/changeset/base/298662 Log: PCI Enhanced Allocation: Annotate an intentional switch fallthrough This is a trivial follow-up to r296308. Annotate the intentional fallthrough to make it clear

svn commit: r298661 - in head: share/man/man9 sys/compat/linux sys/kern sys/sys

Author: cem Date: Tue Apr 26 19:57:35 2016 New Revision: 298661 URL: https://svnweb.freebsd.org/changeset/base/298661 Log: osd(9): Change array pointer to array pointer type from void* This is a minor follow-up to r297422, prompted by a Coverity warning. (It's not a real defect, just a

svn commit: r298659 - head/sys/dev/iwm

Author: cem Date: Tue Apr 26 19:06:28 2016 New Revision: 298659 URL: https://svnweb.freebsd.org/changeset/base/298659 Log: iwm(4): Don't dereference potentially NULL pointer before NULL check Introduced in r298594. There is no path before the 'vap == NULL' check where vap is not already

svn commit: r298657 - head/sys/dev/sound/pci

Author: cem Date: Tue Apr 26 18:20:41 2016 New Revision: 298657 URL: https://svnweb.freebsd.org/changeset/base/298657 Log: emu10kx: Don't iterate beyond array bounds Reported by: Coverity CID: 1354978 Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298655 - head/sys/kgssapi

Author: cem Date: Tue Apr 26 18:11:45 2016 New Revision: 298655 URL: https://svnweb.freebsd.org/changeset/base/298655 Log: kgssapi: Don't leak memory in error cases Reported by: Coverity CIDs: 1007046, 1007047, 1007048 Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298553 - head/sys/amd64/amd64

Author: cem Date: Sun Apr 24 21:35:01 2016 New Revision: 298553 URL: https://svnweb.freebsd.org/changeset/base/298553 Log: AMD64 pmap: Use howmany() macro Use param.h howmany() instead of hand-rolled version. Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298340 - head/sys/dev/sym

Author: cem Date: Wed Apr 20 05:13:36 2016 New Revision: 298340 URL: https://svnweb.freebsd.org/changeset/base/298340 Log: sym(4): Don't double-free 'sim' in failure case Reported by: Coverity CID: 1006106 Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298339 - head/sys/dev/sound/midi

Author: cem Date: Wed Apr 20 05:11:00 2016 New Revision: 298339 URL: https://svnweb.freebsd.org/changeset/base/298339 Log: sound(4): Don't use-after-free in midi module unload Also, use ANSI function parameter definitions (void) while here. Reported by: Coverity CID:

svn commit: r298338 - head/sys/kgssapi

Author: cem Date: Wed Apr 20 05:02:13 2016 New Revision: 298338 URL: https://svnweb.freebsd.org/changeset/base/298338 Log: kgssapi(4): Don't allow user-provided arguments to overrun stack buffer An over-long path argument to gssd_syscall could overrun the stack sockaddr_un buffer. Fix

svn commit: r298337 - head/sys/dev/pty

Author: cem Date: Wed Apr 20 04:50:33 2016 New Revision: 298337 URL: https://svnweb.freebsd.org/changeset/base/298337 Log: pty(4): Use strlcpy to guarantee destination buffer isn't overrun The devtoname() name is strcpyed into a small stack buffer. Sure, we always expect the name to be

svn commit: r298336 - head/sys/rpc/rpcsec_gss

Author: cem Date: Wed Apr 20 04:45:23 2016 New Revision: 298336 URL: https://svnweb.freebsd.org/changeset/base/298336 Log: kgssapi(4): Fix string overrun in Kerberos principal construction 'buf.value' was previously treated as a nul-terminated string, but only allocated with strlen()

svn commit: r298335 - head/sys/dev/drm2/i915

Author: cem Date: Wed Apr 20 03:48:57 2016 New Revision: 298335 URL: https://svnweb.freebsd.org/changeset/base/298335 Log: i915kms: Fix memory leak if a CRT is detected Reported by: Coverity CID: 1090729 Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298334 - head/sys/dev/drm2

Author: cem Date: Wed Apr 20 03:45:45 2016 New Revision: 298334 URL: https://svnweb.freebsd.org/changeset/base/298334 Log: drm2(4): Fix double-free in low-memory error path Reallocf frees 'block'; don't attempt to free it again. Reported by: Coverity CID: 1091165

svn commit: r298333 - head/sys/sys

Author: cem Date: Wed Apr 20 03:24:59 2016 New Revision: 298333 URL: https://svnweb.freebsd.org/changeset/base/298333 Log: Make Racct macro slightly more gracious given RACCT_UNDEFINED rctl_string_to_rule could previously index below the zeroth element of racct_types via the macro.

svn commit: r298332 - head/sys/crypto/aesni

Author: cem Date: Wed Apr 20 03:05:32 2016 New Revision: 298332 URL: https://svnweb.freebsd.org/changeset/base/298332 Log: aesni(4): Initialize error before use Reported by: Coverity CID: 1331554 Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298331 - head/sys/dev/drm2/i915

Author: cem Date: Wed Apr 20 02:58:22 2016 New Revision: 298331 URL: https://svnweb.freebsd.org/changeset/base/298331 Log: i915kms intel_pm: Read from actual tsc_freq instead of uninitialized local The local of the same name would alias the global, but we didn't even include the header

svn commit: r298330 - head/sys/kern

Author: cem Date: Wed Apr 20 02:09:38 2016 New Revision: 298330 URL: https://svnweb.freebsd.org/changeset/base/298330 Log: kern_rctl: Fix resource leak in error path Ordinarily, rctl_write_outbuf frees 'sb'. However, if we are in low memory conditions we skip past the rctl_write_outbuf.

svn commit: r298329 - head/sys/net

Author: cem Date: Wed Apr 20 02:01:45 2016 New Revision: 298329 URL: https://svnweb.freebsd.org/changeset/base/298329 Log: radix rn_inithead: Fix minor leak in low memory conditions R_Zalloc is essentially a malloc(M_NOWAIT) wrapper. It is possible that 'rnh' failed to allocate, but

svn commit: r298328 - head/sys/net

Author: cem Date: Wed Apr 20 01:39:31 2016 New Revision: 298328 URL: https://svnweb.freebsd.org/changeset/base/298328 Log: bpf_getdltlist: Don't overrun 'lst' 'lst' is allocated with 'n1' members. 'n' indexes 'lst'. So 'n == n1' is an invalid 'lst' index. This is a follow-up to

svn commit: r298322 - head/sys/dev/nctgpio

Author: cem Date: Wed Apr 20 01:17:18 2016 New Revision: 298322 URL: https://svnweb.freebsd.org/changeset/base/298322 Log: nctgpio(4): Don't index past the end of sc->pins array This driver thinks that the NCT_MAX_PIN index is a valid index in a few places (nct_attach() for-loop, as well

svn commit: r298321 - head/sys/x86/acpica

Author: cem Date: Wed Apr 20 01:10:07 2016 New Revision: 298321 URL: https://svnweb.freebsd.org/changeset/base/298321 Log: SRAT: Don't overflow domain_pxm table If we reached MAXMEMDOM, we would previously try to insert an additional element and only detect overflow after causing

svn commit: r298319 - head/sys/compat/linprocfs

Author: cem Date: Wed Apr 20 01:03:06 2016 New Revision: 298319 URL: https://svnweb.freebsd.org/changeset/base/298319 Log: linprocfs_doproclimits: Initialize error return before use Reported by: Coverity CID: 1354623 Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298318 - head/sys/compat/linprocfs

Author: cem Date: Wed Apr 20 01:00:13 2016 New Revision: 298318 URL: https://svnweb.freebsd.org/changeset/base/298318 Log: linprocfs: Don't print uninitialized values Reported by: Coverity CID: 1354624 Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r298086 - head/sbin/savecore

Author: cem Date: Fri Apr 15 20:19:32 2016 New Revision: 298086 URL: https://svnweb.freebsd.org/changeset/base/298086 Log: savecore(8): Explicitly cast to fix i386 warning Modified: head/sbin/savecore/savecore.c Modified: head/sbin/savecore/savecore.c

svn commit: r298076 - in head: sbin/savecore sys/amd64/amd64 sys/kern sys/sys

Author: cem Date: Fri Apr 15 17:45:12 2016 New Revision: 298076 URL: https://svnweb.freebsd.org/changeset/base/298076 Log: Add 4Kn kernel dump support (And 4Kn minidump support, but only for amd64.) Make sure all I/O to the dump device is of the native sector size. To that end, we

svn commit: r297897 - in head/usr.bin: . resizewin

Author: cem Date: Wed Apr 13 00:30:42 2016 New Revision: 297897 URL: https://svnweb.freebsd.org/changeset/base/297897 Log: Add a small tool, resizewin(1), to query terminal for window size Submitted by: Daniel O'Connor Reviewed by: kan, wblock, cem Sponsored by: EMC / Isilon Storage

svn commit: r297746 - head/sys/dev/ioat

Author: cem Date: Sat Apr 9 13:15:34 2016 New Revision: 297746 URL: https://svnweb.freebsd.org/changeset/base/297746 Log: ioat(4): ioat_get_dmaengine(): Add M_WAITOK mode Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ioat/ioat.c head/sys/dev/ioat/ioat.h

svn commit: r297273 - in head/sys: ddb kern sys

Author: cem Date: Fri Mar 25 19:35:29 2016 New Revision: 297273 URL: https://svnweb.freebsd.org/changeset/base/297273 Log: Add td_swinvoltick to track last involuntary context switch Expose in DDB via "show thread." Reviewed by: markj Sponsored by: EMC / Isilon Storage Division

svn commit: r296973 - in head/sys: kern sys

Author: cem Date: Thu Mar 17 01:05:53 2016 New Revision: 296973 URL: https://svnweb.freebsd.org/changeset/base/296973 Log: fail(9): Only gather/print stacks if STACK is enabled This is a follow-up fix to the earlier r296927. Reported by: bz Sponsored by: EMC / Isilon Storage

svn commit: r296929 - head/share/man/man9

Author: cem Date: Wed Mar 16 05:05:54 2016 New Revision: 296929 URL: https://svnweb.freebsd.org/changeset/base/296929 Log: fail.9: Bump Dd Modified: head/share/man/man9/fail.9 Modified: head/share/man/man9/fail.9 ==

svn commit: r296927 - in head: share/man/man9 sys/kern sys/sys

Author: cem Date: Wed Mar 16 04:22:32 2016 New Revision: 296927 URL: https://svnweb.freebsd.org/changeset/base/296927 Log: fail(9): Upstreaming some fail point enhancements This is several year's worth of fail point upgrades done at EMC Isilon. They are interdependent enough that it

svn commit: r296321 - head/usr.sbin/daemon

Author: cem Date: Wed Mar 2 19:10:39 2016 New Revision: 296321 URL: https://svnweb.freebsd.org/changeset/base/296321 Log: daemon(8): Add -t option to set process title The default process title is taken from the argv[0] value (any particular hardlink name). Add a -t option to override

svn commit: r295618 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Sun Feb 14 22:37:28 2016 New Revision: 295618 URL: https://svnweb.freebsd.org/changeset/base/295618 Log: NTB: workaround for high traffic hardware hang This patch comes from Dave Jiang's Linux tree, davejiang/ntb. It hasn't been accepted into Linus' tree, so I do not

svn commit: r295603 - head/sys/dev/ioat

Author: cem Date: Sat Feb 13 19:01:56 2016 New Revision: 295603 URL: https://svnweb.freebsd.org/changeset/base/295603 Log: ioat(4): Decode/define more capabilities, operations These are defined in the Intel Haswell EDS volume 2 (registers) (507849 v2.1). Sponsored by: EMC / Isilon

svn commit: r295605 - head/sys/dev/ioat

Author: cem Date: Sat Feb 13 22:51:25 2016 New Revision: 295605 URL: https://svnweb.freebsd.org/changeset/base/295605 Log: ioat(4): On error detected in ithread, defer HW reset to taskqueue The I/OAT HW reset process may sleep, so it is invalid to perform a channel reset from the

svn commit: r295604 - head/sys/dev/ioat

Author: cem Date: Sat Feb 13 22:51:17 2016 New Revision: 295604 URL: https://svnweb.freebsd.org/changeset/base/295604 Log: ioat(4): Also check for errors if the channel is suspended Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ioat/ioat.c Modified:

svn commit: r295588 - head/sys/dev/ioat

Author: cem Date: Sat Feb 13 02:55:45 2016 New Revision: 295588 URL: https://svnweb.freebsd.org/changeset/base/295588 Log: ioat(4): Recheck status register on zero-descriptor wakeups Errors that halt the channel don't necessarily result in a completion update, apparently. Sponsored

svn commit: r295486 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Feb 10 20:28:28 2016 New Revision: 295486 URL: https://svnweb.freebsd.org/changeset/base/295486 Log: ntb_hw(4): Allow any x86 PAT caching flags for MW defaults Replace the hw.ntb.enable_writecombine tunable with hw.ntb.default_mw_pat. It can be set with several

svn commit: r295487 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Feb 10 20:49:22 2016 New Revision: 295487 URL: https://svnweb.freebsd.org/changeset/base/295487 Log: ntb_hw(4): Print correct PAT name for non-WC/WB types mapped at load Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/ntb_hw/ntb_hw.c

svn commit: r295184 - head

Author: cem Date: Wed Feb 3 01:40:07 2016 New Revision: 295184 URL: https://svnweb.freebsd.org/changeset/base/295184 Log: Revert r295167 at bdrewery's request $ svn merge -c -295167 . JHB reports Navdeep reports that it breaks distribution and etcupdate. Approved by: bdrewery

svn commit: r295134 - head/sys/kgssapi/krb5

Author: cem Date: Tue Feb 2 00:14:51 2016 New Revision: 295134 URL: https://svnweb.freebsd.org/changeset/base/295134 Log: kcrypto_aes: Use separate sessions for AES and SHA1 Some hardware supports AES acceleration but not SHA1, e.g., AES-NI extensions. It is useful to have accelerated

svn commit: r294062 - in head: share/man/man4 sys/dev/ioat

Author: cem Date: Fri Jan 15 01:34:43 2016 New Revision: 294062 URL: https://svnweb.freebsd.org/changeset/base/294062 Log: ioat(4): Add support for 'fence' bit with DMA_FENCE flag Some classes of IOAT hardware prefetch reads. DMA operations that depend on the result of prior DMA

svn commit: r293390 - in head: share/man/man4 sys/dev/ioat

Author: cem Date: Thu Jan 7 23:02:15 2016 New Revision: 293390 URL: https://svnweb.freebsd.org/changeset/base/293390 Log: ioat(4): Add ioat_acquire_reserve() KPI ioat_acquire_reserve() is an extended version of ioat_acquire(). It allows users to reserve space in the channel for some

svn commit: r293221 - in head: share/man/man4 sys/dev/ioat

Author: cem Date: Tue Jan 5 20:42:19 2016 New Revision: 293221 URL: https://svnweb.freebsd.org/changeset/base/293221 Log: ioat(4): Add ioat_get_max_io_size() KPI Consumers need to know the permitted IO size to send maximally sized chunks to the hardware. Sponsored by: EMC / Isilon

svn commit: r292528 - head/sys/x86/include

Author: cem Date: Mon Dec 21 04:42:58 2015 New Revision: 292528 URL: https://svnweb.freebsd.org/changeset/base/292528 Log: x86: Add CPUID_STDEXT_* macros for CPU feature bits A follow-up to r292478 and r292488. Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r292478 - head/sys/x86/x86

Author: cem Date: Sat Dec 19 20:47:15 2015 New Revision: 292478 URL: https://svnweb.freebsd.org/changeset/base/292478 Log: x86: Detect feature flags "CLWB" and "PCOMMIT" "The availability of CLWB instruction is indicated by the presence of the CPUID feature flag CLWB (bit 24 of the EBX

svn commit: r292488 - head/sys/x86/x86

Author: cem Date: Sun Dec 20 03:34:30 2015 New Revision: 292488 URL: https://svnweb.freebsd.org/changeset/base/292488 Log: x86: Detect feature flags "AVX512DQ", "AVX512IFMA", "AVX512BW", "AVX512VBMI" Documented in Intel Architecture Set Extensions Programming Reference (319433-023).

svn commit: r292406 - head/sys/vm

Author: cem Date: Thu Dec 17 17:48:57 2015 New Revision: 292406 URL: https://svnweb.freebsd.org/changeset/base/292406 Log: vm_page_replace: add wrapper to KASSERT about old page It turns out the callers of vm_page_replace know exactly which page they are replacing and would like to

svn commit: r292413 - in head: share/man/man4 sys/dev/ioat

Author: cem Date: Thu Dec 17 23:21:37 2015 New Revision: 292413 URL: https://svnweb.freebsd.org/changeset/base/292413 Log: ioat(4): Add an API to get HW revision Different revisions support different operations. Refer to Intel External Design Specifications to figure out what your

svn commit: r292383 - head/sys/vm

Author: cem Date: Wed Dec 16 23:23:12 2015 New Revision: 292383 URL: https://svnweb.freebsd.org/changeset/base/292383 Log: vm_page.h: page busy macro fixups Minor changes to: - delete extraneous trailing semicolons from macro definitions, and - correct spelling of "busying" in

svn commit: r292226 - head/sys/dev/ioat

Author: cem Date: Mon Dec 14 22:00:07 2015 New Revision: 292226 URL: https://svnweb.freebsd.org/changeset/base/292226 Log: ioat(4): Gather and expose DMA statistics via sysctl Organize the dev.ioat sysctl node into a tree while we're here. Sponsored by: EMC / Isilon Storage Division

svn commit: r292229 - in head: sys/dev/ioat tools/tools/ioat

Author: cem Date: Mon Dec 14 22:02:01 2015 New Revision: 292229 URL: https://svnweb.freebsd.org/changeset/base/292229 Log: ioatcontrol(8): Add support for interrupt coalescing The new flag, -c , sets the interrupt coalescing period in microseconds through the new ioat(4) API

svn commit: r292228 - in head: share/man/man4 sys/dev/ioat

Author: cem Date: Mon Dec 14 22:01:52 2015 New Revision: 292228 URL: https://svnweb.freebsd.org/changeset/base/292228 Log: ioat(4): Add support for interrupt coalescing In I/OAT, this is done through the INTRDELAY register. On supported platforms, this register can coalesce interrupts

svn commit: r292067 - head/sys/vm

Author: cem Date: Thu Dec 10 22:57:27 2015 New Revision: 292067 URL: https://svnweb.freebsd.org/changeset/base/292067 Log: vm_page_replace: remove redundant radix lookup Remove redundant lookup of the old page from vm_page_replace. Verification that the old page exists is already done

svn commit: r292031 - in head: share/man/man4 sys/dev/ioat

Author: cem Date: Wed Dec 9 22:45:51 2015 New Revision: 292031 URL: https://svnweb.freebsd.org/changeset/base/292031 Log: ioat(4): Add ioat_copy_8k_aligned KPI The hardware supports descriptors with two non-contiguous pages. This allows issuing one descriptor for an 8k copy from/to

svn commit: r292032 - head/sys/dev/ioat

Author: cem Date: Wed Dec 9 22:46:00 2015 New Revision: 292032 URL: https://svnweb.freebsd.org/changeset/base/292032 Log: ioat(4): Add Broadwell-EP PCI IDs Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ioat/ioat.c Modified: head/sys/dev/ioat/ioat.c

svn commit: r292044 - in head: sys/dev/ioat tools/tools/ioat

Author: cem Date: Thu Dec 10 02:05:35 2015 New Revision: 292044 URL: https://svnweb.freebsd.org/changeset/base/292044 Log: ioat(4): Add ioatcontrol(8) testing for copy_8k Add -E ("Eight k") and -m ("Memcpy") modes to the ioatcontrol(8) tool. Prompted by: rpokala Sponsored by: EMC /

svn commit: r291907 - head/sys/vm

Author: cem Date: Sun Dec 6 17:46:12 2015 New Revision: 291907 URL: https://svnweb.freebsd.org/changeset/base/291907 Log: vm_fault_hold: handle vm_page_rename failure On vm_page_rename failure, fix a missing object unlock and a double free of a page. First remove the old page, then

svn commit: r291906 - in head/sys: amd64/amd64 i386/i386

Author: cem Date: Sun Dec 6 17:39:13 2015 New Revision: 291906 URL: https://svnweb.freebsd.org/changeset/base/291906 Log: pmap_invalidate_range: For very large ranges, flush the whole TLB Typical TLBs have 40-512 entries available. At some point, iterating every single page in a

svn commit: r291861 - head/share/man/man9

Author: cem Date: Sat Dec 5 17:01:38 2015 New Revision: 291861 URL: https://svnweb.freebsd.org/changeset/base/291861 Log: style.9: Add a small blurb about allowing bool It was allowed before, but make it very explicit it is allowed now. And prefer 'bool' to older types that were used

svn commit: r291826 - head/sys/dev/ioat

Author: cem Date: Fri Dec 4 23:31:32 2015 New Revision: 291826 URL: https://svnweb.freebsd.org/changeset/base/291826 Log: ioat(4): Add MODULE_VERSION so MODULE_DEPEND works Suggested by: jhb Review in progress: cc Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r291704 - head/sys/vm

Author: cem Date: Thu Dec 3 17:21:10 2015 New Revision: 291704 URL: https://svnweb.freebsd.org/changeset/base/291704 Log: Pull vm_object_scan_all_shadowed out of vm_object_backing_scan These two functions were largely unrelated, they just used the same same loop logic to walk through a

svn commit: r291706 - head/sys/dev/ntb/if_ntb

Author: cem Date: Thu Dec 3 17:22:55 2015 New Revision: 291706 URL: https://svnweb.freebsd.org/changeset/base/291706 Log: if_ntb: Don't roundup MW size to full BAR size unnecessarily Note that the MW allocation still must be BAR *aligned*. So, this only loosens the constraints on MW

svn commit: r291705 - head/sys/dev/ntb/if_ntb

Author: cem Date: Thu Dec 3 17:22:45 2015 New Revision: 291705 URL: https://svnweb.freebsd.org/changeset/base/291705 Log: if_ntb: Log error *before* zeroing relevant variables Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/if_ntb/if_ntb.c Modified:

svn commit: r291280 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 25 01:59:08 2015 New Revision: 291280 URL: https://svnweb.freebsd.org/changeset/base/291280 Log: NTB: WC/WB isn't enough; set MMR region as UC And expose vm_memattr_t of current mapping to consumers (as well as the ability to change it to one of UC, WB, WC).

svn commit: r291263 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Tue Nov 24 18:51:17 2015 New Revision: 291263 URL: https://svnweb.freebsd.org/changeset/base/291263 Log: ntb: Add MW tunable for MMR Xeon errata workaround Adds a new tunable, ntb.hw.b2b_mw_idx, which specifies the offset (from the total number of memory windows) to use

svn commit: r291084 - in head/sys/dev/ntb: if_ntb ntb_hw

Author: cem Date: Thu Nov 19 19:53:09 2015 New Revision: 291084 URL: https://svnweb.freebsd.org/changeset/base/291084 Log: if_ntb: Add Xeon link watchdog register writes This feature is disabled by default. To enable it, tune hw.if_ntb.enable_xeon_watchdog to non-zero. If enabled,

svn commit: r291085 - head/sys/dev/ntb/if_ntb

Author: cem Date: Thu Nov 19 19:53:19 2015 New Revision: 291085 URL: https://svnweb.freebsd.org/changeset/base/291085 Log: if_ntb: Initialize if_mtu to the correct MTU Lower the payload data (IP) portion of the MTU from 0x1 to IP_MAXPACKET (0x) to avoid panicing the IP stack.

svn commit: r291033 - in head/sys/dev/ntb: if_ntb ntb_hw

Author: cem Date: Wed Nov 18 22:20:40 2015 New Revision: 291033 URL: https://svnweb.freebsd.org/changeset/base/291033 Log: NTB: Expose 32-bit BAR limits to consumers 32-bit BARs can only address memory mapped in the low 32 bits of physical RAM. Expose this as a 'plimit' out parameter

svn commit: r291032 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 18 22:20:31 2015 New Revision: 291032 URL: https://svnweb.freebsd.org/changeset/base/291032 Log: NTB: Mask off the low 12 bits of address/range registers Sometimes they'll read spurious values (observed: 0xc on Broadwell-DE), failing link negotiation.

svn commit: r291029 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 18 22:20:04 2015 New Revision: 291029 URL: https://svnweb.freebsd.org/changeset/base/291029 Log: NTB: Fix 32-bit BAR size validation Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/ntb_hw/ntb_hw.c Modified:

svn commit: r291031 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 18 22:20:21 2015 New Revision: 291031 URL: https://svnweb.freebsd.org/changeset/base/291031 Log: ntb_hw: Add programmatic interface to enable/disable WC Enable users to enable/disable WC on memory windows programmatically. Sponsored by: EMC / Isilon Storage

svn commit: r291028 - head/sys/dev/ntb/if_ntb

Author: cem Date: Wed Nov 18 22:19:55 2015 New Revision: 291028 URL: https://svnweb.freebsd.org/changeset/base/291028 Log: if_ntb: Diff reduce with Linux Use bus_space_write instead of (non-volatile) C pointer writes via an iowrite32() shim in the same places as the Dual BSD/GPL Linux

svn commit: r291030 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 18 22:20:13 2015 New Revision: 291030 URL: https://svnweb.freebsd.org/changeset/base/291030 Log: ntb_hw: Add tunable to disable write-combining The tunable 'hw.ntb.enable_writecombine' may be set to zero to administratively disable write combining the mapped NTB

svn commit: r291045 - head/sys/netinet6

Author: cem Date: Thu Nov 19 00:27:26 2015 New Revision: 291045 URL: https://svnweb.freebsd.org/changeset/base/291045 Log: in6_mc_get: Fix recursion on if_addr_lock on malloc failure Analogously to r291040, in6_mc_get recurses on if_addr_lock if the M_NOWAIT allocation fails. The fix is

svn commit: r291040 - head/sys/netinet

Author: cem Date: Wed Nov 18 23:53:13 2015 New Revision: 291040 URL: https://svnweb.freebsd.org/changeset/base/291040 Log: in_getmulti: Fix recursion on if_addr_lock on malloc failure When the M_NOWAIT allocation fails, we recurse the if_addr_lock trying to clean up. Reorder the cleanup

svn commit: r291034 - head/sys/dev/ntb/if_ntb

Author: cem Date: Wed Nov 18 22:20:49 2015 New Revision: 291034 URL: https://svnweb.freebsd.org/changeset/base/291034 Log: if_ntb: Reuse receive buffers correctly Discard the unused rx_free_q. Instead, reuse inputed packets by putting them back on the *pend* queue after

svn commit: r290810 - head/sys/dev/ntb/if_ntb

Author: cem Date: Sat Nov 14 01:23:13 2015 New Revision: 290810 URL: https://svnweb.freebsd.org/changeset/base/290810 Log: if_ntb: Clear the right QP in the free bitmap Now it can ping back and forth. Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r290725 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Thu Nov 12 19:07:03 2015 New Revision: 290725 URL: https://svnweb.freebsd.org/changeset/base/290725 Log: NTB: MFV 8b782fab: unify translation addresses There is no need for the upstream and downstream addresses to be different for the NTB configs. Go to using a single

svn commit: r290724 - head/share/man/man9

Author: cem Date: Thu Nov 12 18:42:06 2015 New Revision: 290724 URL: https://svnweb.freebsd.org/changeset/base/290724 Log: kern_testfrwk.9: Clean up manual page style Igor has many less complaints now. I think the two remaining are bogus, but I am also not sure why Igor is producing

svn commit: r290688 - head/sys/dev/ntb/if_ntb

Author: cem Date: Wed Nov 11 18:56:21 2015 New Revision: 290688 URL: https://svnweb.freebsd.org/changeset/base/290688 Log: if_ntb: MFV c92ba3c5: invalid buf pointer in multi-MW setups Order of operations issue with the QP Num and MW count, which would result in the receive buffer pointer

svn commit: r290683 - in head/sys/dev/ntb: if_ntb ntb_hw

Author: cem Date: Wed Nov 11 18:55:34 2015 New Revision: 290683 URL: https://svnweb.freebsd.org/changeset/base/290683 Log: if_ntb: Transport link cleanup needs to be on a taskqueue Because it can sleep drainking link work callout(s). Linux (dual BSD/GPL driver) does something very

svn commit: r290684 - head/sys/dev/ntb/if_ntb

Author: cem Date: Wed Nov 11 18:55:44 2015 New Revision: 290684 URL: https://svnweb.freebsd.org/changeset/base/290684 Log: if_ntb: Add module-specific log level Rather than relying on the quite accurately named 'bootverbose'. Sponsored by: EMC / Isilon Storage Division Modified:

svn commit: r290685 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 11 18:55:53 2015 New Revision: 290685 URL: https://svnweb.freebsd.org/changeset/base/290685 Log: ntb_hw: Similarly, add a debug-leveled macro for ntb_hw Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/ntb_hw/ntb_hw.c Modified:

svn commit: r290682 - in head/sys/dev/ntb: if_ntb ntb_hw

Author: cem Date: Wed Nov 11 18:55:25 2015 New Revision: 290682 URL: https://svnweb.freebsd.org/changeset/base/290682 Log: NTB: Diff reduce with Linux No functional change. Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/if_ntb/if_ntb.c

svn commit: r290681 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 11 18:55:16 2015 New Revision: 290681 URL: https://svnweb.freebsd.org/changeset/base/290681 Log: ntb_hw: Correctly detect DSD/USD Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/ntb_hw/ntb_hw.c Modified: head/sys/dev/ntb/ntb_hw/ntb_hw.c

svn commit: r290679 - in head/sys/dev/ntb: if_ntb ntb_hw

Author: cem Date: Wed Nov 11 18:54:58 2015 New Revision: 290679 URL: https://svnweb.freebsd.org/changeset/base/290679 Log: ntb: Use caddr_t to simplify pointer arithmetic Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/if_ntb/if_ntb.c

svn commit: r290687 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 11 18:56:11 2015 New Revision: 290687 URL: https://svnweb.freebsd.org/changeset/base/290687 Log: NTB: Add more HW registers to device sysctl tree Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/ntb_hw/ntb_hw.c Modified:

svn commit: r290686 - in head/sys/dev/ntb: if_ntb ntb_hw

Author: cem Date: Wed Nov 11 18:56:02 2015 New Revision: 290686 URL: https://svnweb.freebsd.org/changeset/base/290686 Log: ntb: volatile some members set by interrupt routines Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/if_ntb/if_ntb.c

svn commit: r290680 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 11 18:55:07 2015 New Revision: 290680 URL: https://svnweb.freebsd.org/changeset/base/290680 Log: ntb_hw: In INTx fallback, correct db shift from 15 to 16 Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/ntb/ntb_hw/ntb_hw.c

svn commit: r290678 - head/sys/dev/ntb/ntb_hw

Author: cem Date: Wed Nov 11 18:54:49 2015 New Revision: 290678 URL: https://svnweb.freebsd.org/changeset/base/290678 Log: NTB: Skip db_valid validation writing DB link bit In ntb_poll_link, we are intentionally writing the link bit, which is absent from db_valid_mask. Don't panic on a

svn commit: r290613 - head/sys/compat/linuxkpi/common/include/linux

Author: cem Date: Mon Nov 9 16:50:42 2015 New Revision: 290613 URL: https://svnweb.freebsd.org/changeset/base/290613 Log: linuxkpi/sysfs.h: Cast arg2 through intptr_t to avoid GCC warning The code compiles fine under Clang, but GCC on PPC is less permissive about integer and pointer

svn commit: r290505 - in head/sys: kern sys

Author: cem Date: Sat Nov 7 18:26:32 2015 New Revision: 290505 URL: https://svnweb.freebsd.org/changeset/base/290505 Log: Flesh out sysctl types further (follow-up of r290475) Use the right intmax_t type instead of intptr_t in a few remaining places. Add support for CTLFLAG_TUN for

svn commit: r290520 - head/sbin/savecore

Author: cem Date: Sat Nov 7 23:27:03 2015 New Revision: 290520 URL: https://svnweb.freebsd.org/changeset/base/290520 Log: savecore(8): Be quiet unless the user asks for verbose Make savecore(8) more suitable for init-time scripts; be quiet by default. Sponsored by: EMC / Isilon

svn commit: r290519 - head/sys/dev/hptmv

Author: cem Date: Sat Nov 7 23:05:23 2015 New Revision: 290519 URL: https://svnweb.freebsd.org/changeset/base/290519 Log: hptmv(4): Fix broken sysctl(9) API assumptions Sponsored by: EMC / Isilon Storage Division Modified: head/sys/dev/hptmv/hptproc.c Modified:

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