routing: always pass rtentry to add_route_flags().
add_route_flags() uses `rt` prefix data to lookup the the current
rtentry from the routing table. Update rib_add_route_px() to
always pass rtentry regardless of the op_flags.
Reported by: Stefan Grundmann <sg2342@googlemail.com>
MFC after: 1 day
John Baldwin [Fri, 17 Feb 2023 17:13:53 +0000 (09:13 -0800)]
tcp: Don't try to disconnect a socket multiple times.
When the checks for INP_TIMEWAIT were removed, tcp_usr_close() and
tcp_usr_disconnect() were no longer prevented from calling
tcp_disconnect() on a socket that was already disconnected. This
triggered a panic in cxgbe(4) for TOE where the tcp_disconnect() on an
already-disconnected socket invoked tcp_output() on a socket that was
already in time-wait.
John Baldwin [Fri, 17 Feb 2023 17:03:23 +0000 (09:03 -0800)]
cxgbe: Allow parse_pkt to internally queue a packet.
If parse_pkt returns EINPROGRESS, return from cxgbe_transmit
without queueing the packet in a txq. Use this to move the call
to ethofld_transmit for packet pacing into parse_pkt.
Rick Macklem [Fri, 17 Feb 2023 15:34:40 +0000 (07:34 -0800)]
nfsd: Get rid of useless "pool" field in nfs_fha_new.c
Since svcpool_create() is now called from an initialization function,
the pool field of fha_params is always non-NULL, so just get
rid of it and the useless check for it being NULL.
In 454adf0fa4d787bf6e6ff7be0aa6c27a91d2be8e some of the issues reported in the
PR where addressed. This commit adds a clarification about how the prefix of the
directories to be sourced actually behave.
Rick Macklem [Fri, 17 Feb 2023 01:44:19 +0000 (17:44 -0800)]
nfscommon: Revert use of nfsstatsv1_p in nfs_commonkrpc.c
Commit 9d329bbc9aea converted a lot of accesses to nfsstatsv1
to use nfsstatsv1_p instead. However, the accesses in
nfs_commonkrpc.c are for client side and should not be
converted. This patch puts them back in the correct
pre-commit 9d329bbc9aea form.
Piotr Kubaj [Thu, 16 Feb 2023 23:49:43 +0000 (00:49 +0100)]
llvm: make sure to use ELFv2 ABI on powerpc64
Currently LLVM is more or less set up to use ELFv2, but it still defaults to
ELFv1 in some places. This causes lld to generate broken binaries when used
with LTO.
Notable upstream pull request merges:
#13816 Fix a race condition in dsl_dataset_sync() when
activating features
#14402 Prefetch on deadlists merge
#14410 Improve resilver ETAs
#14428 Resilver performance tuning
#14439 Resolve WS-2021-0184 vulnerability in zstd
#14440 EIO caused by encryption + recursive gang
#14448 Fix console progress reporting for recursive send
#14454 Improve arc_read() error reporting
#14460 Restore FreeBSD to use .rodata
#14474 Reduce need for contiguous memory for ioctls
Elliott Mitchell [Thu, 16 Feb 2023 21:18:54 +0000 (17:18 -0400)]
kern/clock: remove interrupt reporting from watchdog_fire()
The interrupt counts may have been valuable in the past, but now DDB can
readily provide them via 'show intrcnt'. This is one of the only
consumers of these counter arrays outside of the interrupt code itself,
and this should be avoided.
Mitchell Horne [Mon, 13 Feb 2023 18:29:12 +0000 (14:29 -0400)]
Clean up additional obsolete MLINKS
Sponsored by: The FreeBSD Foundation
Fixes: d1c7405ef68a ("PCBGROUP.9: remove obsolete man page")
Fixes: 52f9a2823c64 ("rtalloc.9: remove obsolete man page")
Kyle Evans [Thu, 16 Feb 2023 20:36:17 +0000 (14:36 -0600)]
config: address a number of Coverity issues
Highlights:
- Various memory leaks
- FILE* leaks
- `tsize` in moveifchanged() is only needed if !changed, and `from_sb`
is only valid if !changed.
- Simplify trivially true expression
- Sanity check elfdump size output (+ fix variable sizes) (des@)
Kyle Evans [Thu, 16 Feb 2023 20:36:16 +0000 (14:36 -0600)]
config: push path() into moveifchanged()
Every caller path()s its arguments anyways, just simplify these and push
path() into moveifchanged(). This fixes a number of memory leaks in the
process since path() allocates memory, which we will now free().
While we're here, make sure we close from_fd/to_fd appropriately.
Kyle Evans [Thu, 16 Feb 2023 20:36:16 +0000 (14:36 -0600)]
config: fix some common issues with path() usage
None of the callers check that the allocation in path() failed, so let's
check in path() and abort instead of failing.
Along those lines, none of the callers seem to acknowledge that the
returned string needs to be free()d -- let's do that as well. There are
a couple not addressed in this commit that will be addressed in a future
commit by pushing the path() call down into moveifchanged() instead and
freeing it properly there.
Mateusz Guzik [Thu, 16 Feb 2023 18:12:46 +0000 (18:12 +0000)]
Revert "cpuset: add --count"
The patch introduced a behavior change coming from getopt_long, namely
the entire argument array would be parsed looking for opts, which
affected uses spawning new processes without passing '--' to delimit
where cpuset arguments end. [1]
Apart from that turns out the change had a bug: using CPU_LEVEL_ROOT
instead of CPU_LEVEL_WHICH, returning a different cpuset than intended.
[2]
The intended functionality is provided with nproc(1), which landed after
this change.
Warner Losh [Thu, 16 Feb 2023 15:53:53 +0000 (08:53 -0700)]
efivar: Really look for labels for the provider with right efimedia
The prior code mistakently thought that the g_consumer that hung off the
provider we found were the right thing to use to find all the glabel
aliases for this node. However, the only way to find that is to iterate
through all the geoms that belong to the glabel geom class, looking for
those geoms with the same name as the provider with the right efimedia.
Do this in a way that caches glabel class, and allows for it to be
absent. Tighten the filter for mounted filesystems to only look
for the ones that are mounted on /dev/.. since the rest of the code
assumes that.
Warner Losh [Thu, 16 Feb 2023 15:53:45 +0000 (08:53 -0700)]
efibootmgr: Add --efidev (-u) to discover UEFI's device path to a dev or file
"efibootmgr --efidev unix-path" will return the UEFI device-path to the
file or device specified by unix-path. It's useful for debugging, but
may also be useful for scripting.
Sponsored by: Netflix
Reviewed by: corvink, manu
Differential Revision: https://reviews.freebsd.org/D38617
Warner Losh [Thu, 16 Feb 2023 15:53:35 +0000 (08:53 -0700)]
efivar: support device paths as well as mounted paths in path_to_dp
In path_to_dp, allow passing in either the actual device path "eg
/dev/foo/bar" or the path where the device is mounted (say
/mnt/baz/bing). In the former case we'll assume the path within the
device is nothing (the relpath). In the latter, we'll take from the
mount point on down as the relpath.
Warner Losh [Thu, 16 Feb 2023 15:53:15 +0000 (08:53 -0700)]
efivar: Try harder to find label's efimedia
If there's no efimedia attribute on the provider, and the provider's a
glabel, then find the 'parent' geom. In this case, the provider's name
is label-type/name, but the geom's label will that of the underlying
device (eg ada0p1). If it is, recurisvely call find_geom_efimedia with
the geom's name, which shuold have the efimedia attribute.
Joseph Mingrone [Mon, 13 Feb 2023 22:06:51 +0000 (18:06 -0400)]
libpcap: Make pcap/bpf.h a wrapper around system net/bpf.h
In the past, we modified pcap/pcap.h to include the system net/bpf.h
rather than libpcap's own pcap/bpf.h. However, starting around 1.10.2,
libpcap requires a few extern functions defined in pcap/bpf.h to build.
Simply reverting that local change and pulling in pcap/bpf.h is not a
solution, because some ports with '#include <pcap.h>' such as mail/spamd
and net/xprobe require the system net/bpf.h to be pulled in. To
accommodate both requirements, make pcap/bpf.h a wrapper around the
system net/bpf.h, but retain the extern function definitions. This is
in preparation for libpcap 1.10.3.
Approved by: cy, philip, emaste, delphij (earlier revision)
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D38575
The current code missed interface addition when reallocating
temporary buffer.
Tweak the code to perform the reallocation first and add
interface afterwards unconditionally.
Reported by: Marek Zarychta <zarychtam@plan-b.pwste.edu.pl>
MFC after: 3 days
Kristof Provost [Tue, 14 Feb 2023 06:11:38 +0000 (07:11 +0100)]
pfsync: support deferring IPv6 packets
When we send out a deferred packet we must make sure to call
ip6_output() for IPv6 packets. If not we might end up attempting to
ip_fragment() an IPv6 packet, which could lead to us reading outside of
the mbuf.
Mateusz Guzik [Wed, 8 Feb 2023 09:53:05 +0000 (09:53 +0000)]
ipsec: only update lastused when it changes
to limit cache-line bouncing.
Note that as there is no atomic_store we are hoping the compiler wont
speculatively do the store. It is not employed because the size depends
on target arch.
Robert Herndon [Sun, 12 Feb 2023 05:09:20 +0000 (23:09 -0600)]
hyperv: Fix Coverity issues in the Hyper-V driver
Summary:
Coverity reports the use of two uninitialized variables in the hyperv
driver. Examination shows the variables can be accessed while
uninitialized in error cases. Fix both.
Rick Macklem [Thu, 16 Feb 2023 01:39:07 +0000 (17:39 -0800)]
nfsd: Wrap nfsstatsv1_p in the NFSD_VNET() macro
Commit 7344856e3a6d added a lot of macros that will front end
vnet macros so that nfsd(8) can run in vnet prison.
The nfsstatsv1_p variable got missed. This patch wraps all
uses of nfsstatsv1_p with the NFSD_VNET() macro.
The NFSD_VNET() macro is still a null macro.
The read buffer in cnt() is 64 kB, which is a bit excessive for a stack variable. MAXBSIZE has grown since this code was originally written, and it might grow again in the future. Since the program is single-threaded and cnt() does not recurse, we can safely make the buffer static.
While there, constify p since it is only used to read.
Sponsored by: Klara, Inc.
Reviewed by: emaste
Differential Revision: https://reviews.freebsd.org/D38608
Rick Macklem [Wed, 15 Feb 2023 23:18:46 +0000 (15:18 -0800)]
kgssapi: Add macros so that gssd(8) can run in vnet prison
Commit 7344856e3a6d added a lot of macros that will front end
vnet macros so that nfsd(8) can run in vnet prison.
This patch adds similar macros named KGSS_VNETxxx so that
the gssd(8) daemon can run in a vnet prison, once the
macros front end the vnet ones. For now, they are null macros.
This is the last commit that adds macros. The next step is
to change the macros to front end the vnet ones.
Warner Losh [Wed, 15 Feb 2023 23:02:56 +0000 (16:02 -0700)]
libefivar: Add note about extra compiler flags
Add a note about why we need these extra compiler flags to suppress
warnings. EDK2 upstream code is being used verbatim and as of the last
update these issuse persist, but are benign.
Extend SFP+ cage crosstalk fix by re-checking link state after 5ms delay
to filter out spurious link up indication by transceiver with no fiber
cable connected.
Signed-off-by: Krzysztof Galazka <krzysztof.galazka@intel.com> Signed-off-by: Eric Joyner <erj@FreeBSD.org>
Reviewed by: erj@
Tested by: Gowtham Kumar Ks <gowtham.kumar.ks@intel.com>
MFC after: 3 days
Sponsored by: Intel Corporation
Differential Revision: https://reviews.freebsd.org/D38395
- Account for a filter required to enable reception of untagged frames
while registering and unregistering VLANs to avoid trying to add more
filters than HW supports
- While adding MAC/VLAN filters, pre-set matching method field in the
Admin Queue Command response buffer to expected error value to work
around an issue with some FW versions, which do not update that field if
operation fails, and be able correctly track which filters were
configured in HW.
- Remove unused IXL_MAX_FILTERS macro definition
- Update number of available MAC/VLAN filters as in newer FW versions it
was decreased by one.
- Simplify i40e_dma_mem structure
Signed-off-by: Krzysztof Galazka <krzysztof.galazka@intel.com> Signed-off-by: Eric Joyner <erj@FreeBSD.org>
Reviewed by: erj@
Tested by: Gowtham Kumar Ks <gowtham.kumar.ks@intel.com>
MFC after: 3 days
Sponsored by: Intel Corporation
Differential Revision: https://reviews.freebsd.org/D37457
netlink: use ifmedia to provide vlan interface operstate.
Netlink customers rely on admin and operational state when
working with interfaces. The current implementation retuns
"unknown" operstate for all interface types except IFT_ETHER
and IFT_LOOP.
This change updates the code to fetch vlan operstate in the same way
as for the ether interfaces. For the rest of the interface types,
operstate is now mapped to the admin state.
Reported by: Marek Zarychta <zarychtam@plan-b.pwste.edu.pl>
MFC after: 3 days
Warner Losh [Wed, 4 Jan 2023 16:41:16 +0000 (09:41 -0700)]
profil(2): profil(II) was in the v3 sources
profil(II) is in the scanned 3rd edition manual that we have. We don't
have the 3rd edition sources, nor do we have the 4th edition souces. We
have a mostly complete (missing pipes) 4th edition C rewrite where
profil system call number is reserved, but it's not implemented (it's in
the manx section for things that apeared to have been in 3rd edition but
weren't yet part of the reimplemented 4th edition). The 5th edition
sources we have do have it, however. For other items that have appeared
in earlier manuals, we've added the simple verbage to the manual and
relegated the rest of the data for that file to the commit message.
Gleb Smirnoff [Wed, 15 Feb 2023 18:30:16 +0000 (10:30 -0800)]
inpcb: use family specific sockaddr argument for bind functions
Do the cast from sockaddr to either IPv4 or IPv6 sockaddr in the
protocol's pr_bind method and from there on go down the call
stack with family specific argument.
Brian Behlendorf [Wed, 15 Feb 2023 17:06:29 +0000 (09:06 -0800)]
zdb: zero-pad checksum output follow up
Apply zero padding for checksums consistently. The SNPRINTF_BLKPTR
macro was not updated in commit ac7648179c8 which results in the
`cli_root/zdb/zdb_checksum.ksh` test case reliably failing.
Reviewed-by: Igor Kozhukhov <igor@dilos.org> Reviewed-by: Akash B <akash-b@hpe.com> Reviewed-by: Brian Atkinson <batkinson@lanl.gov> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #14497
Rick Macklem [Wed, 15 Feb 2023 13:58:21 +0000 (05:58 -0800)]
krpc: Add macros so that rpc.tlsservd can run in vnet prison
Commit 7344856e3a6d added a lot of macros that will front end
vnet macros so that nfsd(8) can run in vnet prison.
This patch adds similar macros named KRPC_VNETxxx so that
the rpc.tlsservd(8) daemon can run in a vnet prison, once the
macros front end the vnet ones. For now, they are null macros.
Ed Maste [Wed, 15 Feb 2023 13:31:17 +0000 (08:31 -0500)]
Drop space in "vm object" lock name to improve wchan
Lock names are shown in top as a `*` followed by the first five
characters of the name. `*vmobj` a little more obvious and easier to
search for than `*vm ob`.
VOP_ISLOCKED() does not return bool, its only reliable use it to check
that the vnode is exclusively locked by the calling thread. Almost all
asserts of this form repeated auto-generated assertions from
vnode_if.src for VOPs, in the incorrect way.
In two places where the assertions would be meaningful, convert them to
ASSERT_VOP_LOCKED() statements.
Reviewed by: markj, mjg
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D38576
Use it instead of defining IN_RTLD by base sources that want P_OSREL_
defines in userspace, but are not rtld.
This allows to remove abuse of IN_RTLD from userspace.
Reviewed by: dchagin, markj, imp
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D38585
linuxkpi: Accept NULL as a value in `linux_xarray`
Linux' XArray allows to store a NULL pointer as a value. `xa_load()`
would return NULL for both an unused index and an index set to NULL. But
it impacts `xa_alloc()` which needs to find the next available index.
However, our implementation relies on a radix tree (see `linux_radix.c`)
which does not accept NULL pointers as values. I'm not sure if this is a
limitation or a feature, so to work around this, a NULL value is
replaced by `NULL_VALUE`, an unlikely address, when we pass it to
linux_radix.
Reviewed by: emaste, manu
Approved by: emaste, manu
Differential Revision: https://reviews.freebsd.org/D38543
Rick Macklem [Tue, 14 Feb 2023 21:33:35 +0000 (13:33 -0800)]
nfsd: Continue adding macros so nfsd can run in a vnet prison
Commit 7344856e3a6d added a lot of macros that will front end
vnet macros so that nfsd(8) can run in vnet prison.
This patch adds some more, to allow the nfsuserd(8) daemon to
run in vnet prison, once the macros map to vnet ones.
This is the last commit for NFSD_VNET_xxx macros, but there are
still some for KRPC_VNET_xxx and KGSS_VNET_xx to allow the
rpc.tlsservd(8) and gssd(8) daemons to run in a vnet prison.
Alan Somers [Sat, 11 Feb 2023 23:43:30 +0000 (16:43 -0700)]
fusefs: fix some resource leaks
fusefs would leak tickets in three cases:
* After FUSE_CREATE, if the server returned a bad inode number.
* After a FUSE_FALLOCATE operation during VOP_ALLOCATE
* After a FUSE_FALLOCATE operation during VOP_DEALLOCATE
MFC after: 3 days
Reviewed by: emaste
Differential Revision: https://reviews.freebsd.org/D38526
Ed Maste [Mon, 13 Feb 2023 17:39:39 +0000 (12:39 -0500)]
Cirrus-CI: use makefs if root size exceeds QEMU's virtual FAT limit
We use QEMU's virtual FAT support to avoid having to create a disk
image because it is much faster, but it has a limit of about 500MB.
Artifacts produced by the GCC 12 CI job exceeded this size.
Add support for creating a FAT partition image and MBR-partitioned disk
image and use it when the file system is too large for QEMU.
In one run the Cirrus-CI LLVM test task took 1m33s using QEMU's virtual
FAT while the GCC task took 6m48s using makefs+mkimg.
Reviewed by: imp
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D38589
Richard Yao [Tue, 14 Feb 2023 19:05:41 +0000 (14:05 -0500)]
Suppress Clang static analyzer complaint in zfs_replay_create()
Clang's static analyzer incorrectly complains about an undefined value
here when lr->lr_common.lrc_txtype == TX_SYMLINK and txtype ==
TX_CREATE. This is impossible, because of this line:
Changing the code to compare against txtype suppresses the report.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Brian Atkinson <batkinson@lanl.gov> Signed-off-by: Richard Yao <richard.yao@alumni.stonybrook.edu>
Closes #14472
Brian Behlendorf [Tue, 14 Feb 2023 19:04:34 +0000 (11:04 -0800)]
Linux: use filemap_range_has_page()
As of the 4.13 kernel filemap_range_has_page() can be used to
check if there is a page mapped in a given file range. When
available this interface should be used which eliminates the
need for the zp->z_is_mapped boolean.
Reviewed-by: Brian Atkinson <batkinson@lanl.gov> Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #14493
Richard Yao [Tue, 14 Feb 2023 19:03:42 +0000 (14:03 -0500)]
Give strlcat() full buffer lengths rather than smaller buffer lengths
strlcat() is supposed to be given the length of the destination buffer,
including the existing contents. Unfortunately, I had been overzealous
when I wrote a51288aabbbc176a8a73a8b3cd56f79607db32cf, since I gave it
the length of the destination buffer, minus the existing contents. This
likely caused a regression on large strings.
On the topic of being overzealous, the use of strlcat() in
dmu_send_estimate_fast() was unnecessary because recv_clone_name is a
fixed length string. We continue using strlcat() mostly as defensive
programming, in case the string length is ever changed, even though it
is unnecessary.
Reviewed-by: Ryan Moeller <ryan@iXsystems.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Richard Yao <richard.yao@alumni.stonybrook.edu>
Closes #14476
Mitchell Horne [Tue, 14 Feb 2023 18:02:12 +0000 (14:02 -0400)]
intrng: track counter allocation with a bitmap
Crucially, this allows releasing counters, and interrupt sources by
extension. Where before we were incrementing intrcnt_index with atomics,
now we protect the bitmap using the existing isrc_table_lock mutex.
Gleb Smirnoff [Tue, 14 Feb 2023 18:02:49 +0000 (10:02 -0800)]
pfil: add pfil_mem_{in,out}() and retire pfil_run_hooks()
The 0b70e3e78b0 changed the original design of a single entry point
into pfil(9) chains providing separate functions for the filtering
points that always provide mbufs and know the direction of a flow.
The motivation was to reduce branching. The logical continuation
would be to do the same for the filtering points that always provide
a memory pointer and retire the single entry point.
o Hooks now provide two functions: one for mbufs and optional for
memory pointers.
o pfil_hook_args() has a new member and pfil_add_hook() has a
requirement to zero out uninitialized data. Bump PFIL_VERSION.
o As it was before, a hook function for a memory pointer may realloc
into an mbuf. Such mbuf would be returned via a pointer that must
be provided in argument.
o The only hook that supports memory pointers is ipfw:default-link.
It is rewritten to provide two functions.
o All remaining uses of pfil_run_hooks() are converted to
pfil_mem_in().
o Transparent union of pfil_packet_t and tricks to fix pointer
alignment are retired. Internal pfil_realloc() reduces down to
m_devget() and thus is retired, too.
Warner Losh [Tue, 14 Feb 2023 17:48:05 +0000 (10:48 -0700)]
sys/_endian.h: Move powerpc workaround into _endian.h
Powerpc compilers often define _BIG_ENDIAN or _LITTLE_ENDIAN depending
on the byte order of the target. This interfers with the endian.h and
sys/endian.h APIs which expect those two to be 4321 or 1234.
Unconditionally undefine these two before we define them to work around
this issue. By including endian.h, the programmer is saying they want
this API not the native one. This matches historic practice as well.
Fixes: e35448a901aa
Sponsored by: Netflix
Noticed by: powerpc, powerpc64 CI jobs
Warner Losh [Tue, 14 Feb 2023 16:49:26 +0000 (09:49 -0700)]
bsd.cpu.mk: Simplify armv[67] support
Drop a clause that's no longer relevant to v4/v5. Drop support for
softfloat for v[45]. Simplify soft float expression by assuming we're
always either armv6 or armv7.
Warner Losh [Tue, 14 Feb 2023 16:48:51 +0000 (09:48 -0700)]
libc: Simplify soft-float on 32-bit arm
Simplify the tests for 32-bit arm soft float support. For the files
included only on arm, drop the test entirely. For others, test
MACHINE_CPUARCH against arm.
No functional change intended. File lists appear the same before / after
the change.
Warner Losh [Tue, 14 Feb 2023 16:47:08 +0000 (09:47 -0700)]
powerpc: Drop old workaround for old gcc
Very old versions of gcc defined _BIG_ENDIAN and _LITTLE_ENDIAN. So to
work around that, we undefined them here. However, that causes problems
for programs that do:
(and many other variations on that theme). Since this often is the
result of weirdly nested includes in the ports world that are hard to
unwind, drop this workaround to help more ports build out of the box.
If there's still an issue here (and my testing hasn't shown it), we'll
fix the issue in a brand-new way once I have a reproducer.
Justin Hibbits [Fri, 10 Feb 2023 21:33:30 +0000 (16:33 -0500)]
IfAPI: Style cleanup
Summary:
Clean up style issues from IfAPI additions.
Casts to (struct ifnet *) made sense when `if_t` was a `void *`, but
since it's a `struct ifnet *` it no longer makes sense. Fix whitespace
errors, among others.
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