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Fedor Pchelkin 39d31edcf9 dma-mapping: benchmark: avoid needless copy_to_user if benchmark fails 
[ Upstream commit f7c9ccaadffd13066353332c13d7e9bf73b8f92d ]

If do_map_benchmark() has failed, there is nothing useful to copy back
to userspace.

Suggested-by: Barry Song <21cnbao@gmail.com>
Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru>
Acked-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-07-11 12:49:20 +02:00
..
bpf
Revert "bpf: Take return from set_memory_ro() into account with bpf_prog_lock_ro()"
2024-07-09 11:44:29 +02:00
cgroup
sched/fair: Allow disabling sched_balance_newidle with sched_relax_domain_level
2024-06-12 11:12:13 +02:00
configs
Kbuild updates for v6.6
2023-09-05 11:01:47 -07:00
debug
kdb: Use format-specifiers rather than memset() for padding in kdb_read()
2024-06-16 13:47:44 +02:00
dma
dma-mapping: benchmark: avoid needless copy_to_user if benchmark fails
2024-07-11 12:49:20 +02:00
entry
entry: Respect changes to system call number by trace_sys_enter()
2024-04-03 15:28:50 +02:00
events
perf/core: Fix missing wakeup when waiting for context reference
2024-06-21 14:38:39 +02:00
futex
futex: Don't include process MM in futex key on no-MMU
2023-11-20 11:58:53 +01:00
gcov
gcov: add support for GCC 14
2024-06-27 13:49:13 +02:00
irq
genirq/irqdesc: Prevent use-after-free in irq_find_at_or_after()
2024-06-16 13:47:46 +02:00
kcsan
kcsan: Don't expect 64 bits atomic builtins from 32 bits architectures
2023-06-09 23:29:50 +10:00
livepatch
livepatch: Fix missing newline character in klp_resolve_symbols()
2023-11-20 11:59:25 +01:00
locking
locking/mutex: Introduce devm_mutex_init()
2024-07-11 12:49:02 +02:00
module
modules: wait do_free_init correctly
2024-03-26 18:19:55 -04:00
power
PM: s2idle: Make sure CPUs will wakeup directly on resume
2024-04-17 11:19:26 +02:00
printk
printk: For @suppress_panic_printk check for other CPU in panic
2024-04-13 13:07:29 +02:00
rcu
rcutorture: Fix invalid context warning when enable srcu barrier testing
2024-06-27 13:49:01 +02:00
sched
sched/core: Fix incorrect initialization of the 'burst' parameter in cpu_max_write()
2024-06-12 11:12:13 +02:00
time
tick/nohz_full: Don't abuse smp_call_function_single() in tick_setup_device()
2024-06-21 14:38:46 +02:00
trace
tracing: Add MODULE_DESCRIPTION() to preemptirq_delay_test
2024-06-27 13:49:14 +02:00
.gitignore
…
acct.c
audit/stable-6.6 PR 20230829
2023-08-30 08:17:35 -07:00
async.c
async: Introduce async_schedule_dev_nocall()
2024-01-31 16:18:49 -08:00
audit_fsnotify.c
…
audit_tree.c
…
audit_watch.c
audit: don't WARN_ON_ONCE(!current->mm) in audit_exe_compare()
2023-11-28 17:19:56 +00:00
audit.c
audit: Send netlink ACK before setting connection in auditd_set
2024-02-05 20:14:14 +00:00
audit.h
audit: correct audit_filter_inodes() definition
2023-07-21 12:17:25 -04:00
auditfilter.c
ima: Avoid blocking in RCU read-side critical section
2024-07-11 12:49:18 +02:00
auditsc.c
audit,io_uring: io_uring openat triggers audit reference count underflow
2023-10-13 18:34:46 +02:00
backtracetest.c
…
bounds.c
bounds: Use the right number of bits for power-of-two CONFIG_NR_CPUS
2024-05-02 16:32:50 +02:00
capability.c
lsm: constify the 'target' parameter in security_capget()
2023-08-08 16:48:47 -04:00
cfi.c
…
compat.c
…
configs.c
…
context_tracking.c
locking/atomic: treewide: use raw_atomic*_<op>()
2023-06-05 09:57:20 +02:00
cpu_pm.c
…
cpu.c
cpu: Fix broken cmdline "nosmp" and "maxcpus=0"
2024-07-11 12:49:14 +02:00
crash_core.c
mm: turn folio_test_hugetlb into a PageType
2024-05-02 16:32:47 +02:00
crash_dump.c
…
cred.c
cred: get rid of CONFIG_DEBUG_CREDENTIALS
2023-12-20 17:01:51 +01:00
delayacct.c
…
dma.c
…
exec_domain.c
…
exit.c
mm: optimize the redundant loop of mm_update_owner_next()
2024-07-11 12:49:15 +02:00
extable.c
…
fail_function.c
…
fork.c
Revert "fork: defer linking file vma until vma is fully initialized"
2024-06-21 14:38:47 +02:00
freezer.c
…
gen_kheaders.sh
kheaders: explicitly define file modes for archived headers
2024-06-21 14:38:40 +02:00
groups.c
…
hung_task.c
…
iomem.c
kernel/iomem.c: remove __weak ioremap_cache helper
2023-08-21 13:37:28 -07:00
irq_work.c
…
jump_label.c
…
kallsyms_internal.h
…
kallsyms_selftest.c
Modules changes for v6.6-rc1
2023-08-29 17:32:32 -07:00
kallsyms_selftest.h
…
kallsyms.c
kallsyms: Change func signature for cleanup_symbol_name()
2023-08-25 15:00:36 -07:00
kcmp.c
…
Kconfig.freezer
…
Kconfig.hz
…
Kconfig.kexec
kexec: select CRYPTO from KEXEC_FILE instead of depending on it
2024-01-05 15:19:41 +01:00
Kconfig.locks
…
Kconfig.preempt
…
kcov.c
kcov: don't lose track of remote references during softirqs
2024-06-27 13:49:13 +02:00
kexec_core.c
kexec: do syscore_shutdown() in kernel_kexec
2024-01-31 16:18:56 -08:00
kexec_elf.c
…
kexec_file.c
integrity-v6.6
2023-08-30 09:16:56 -07:00
kexec_internal.h
…
kexec.c
kernel: kexec: copy user-array safely
2023-11-28 17:19:40 +00:00
kheaders.c
…
kprobes.c
kprobe/ftrace: fix build error due to bad function definition
2024-06-27 13:49:15 +02:00
ksyms_common.c
kallsyms: make kallsyms_show_value() as generic function
2023-06-08 12:27:20 -07:00
ksysfs.c
crash: hotplug support for kexec_load()
2023-08-24 16:25:14 -07:00
kthread.c
kthread: add kthread_stop_put
2024-06-12 11:12:52 +02:00
latencytop.c
…
Makefile
kernel/numa.c: Move logging out of numa.h
2024-06-12 11:11:50 +02:00
module_signature.c
…
notifier.c
…
nsproxy.c
nsproxy: Convert nsproxy.count to refcount_t
2023-08-21 11:29:12 -07:00
numa.c
kernel/numa.c: Move logging out of numa.h
2024-06-12 11:11:50 +02:00
padata.c
padata: Disable BH when taking works lock on MT path
2024-06-27 13:49:00 +02:00
panic.c
panic: Flush kernel log buffer at the end
2024-04-13 13:07:29 +02:00
params.c
kernel: params: Remove unnecessary ‘0’ values from err
2023-07-10 12:47:01 -07:00
pid_namespace.c
zap_pid_ns_processes: clear TIF_NOTIFY_SIGNAL along with TIF_SIGPENDING
2024-06-21 14:38:50 +02:00
pid_sysctl.h
memfd: replace ratcheting feature from vm.memfd_noexec with hierarchy
2023-08-21 13:37:59 -07:00
pid.c
pidfd: prevent a kernel-doc warning
2023-09-19 13:21:33 -07:00
profile.c
…
ptrace.c
…
range.c
…
reboot.c
kernel/reboot: emergency_restart: Set correct system_state
2023-11-28 17:20:04 +00:00
regset.c
…
relay.c
kernel: relay: remove unnecessary NULL values from relay_open_buf
2023-08-18 10:18:55 -07:00
resource_kunit.c
…
resource.c
kernel/resource: Increment by align value in get_free_mem_region()
2024-01-10 17:16:58 +01:00
rseq.c
…
scftorture.c
scftorture: Pause testing after memory-allocation failure
2023-07-14 15:02:57 -07:00
scs.c
…
seccomp.c
seccomp: Add missing kerndoc notations
2023-08-17 12:32:15 -07:00
signal.c
signal: print comm and exe name on fatal signals
2023-08-18 10:18:50 -07:00
smp.c
smp,csd: Throw an error if a CSD lock is stuck for too long
2023-11-28 17:19:36 +00:00
smpboot.c
kthread: add kthread_stop_put
2024-06-12 11:12:52 +02:00
smpboot.h
…
softirq.c
softirq: Fix suspicious RCU usage in __do_softirq()
2024-06-12 11:11:27 +02:00
stackleak.c
…
stacktrace.c
…
static_call_inline.c
…
static_call.c
…
stop_machine.c
…
sys_ni.c
syscalls: fix compat_sys_io_pgetevents_time64 usage
2024-07-05 09:34:04 +02:00
sys.c
prctl: generalize PR_SET_MDWE support check to be per-arch
2024-04-03 15:28:54 +02:00
sysctl-test.c
…
sysctl.c
v6.5-rc1-sysctl-next
2023-06-28 16:05:21 -07:00
task_work.c
task_work: add kerneldoc annotation for 'data' argument
2023-09-19 13:21:32 -07:00
taskstats.c
…
torture.c
rcutorture: Fix stuttering races and other issues
2023-11-28 17:20:08 +00:00
tracepoint.c
…
tsacct.c
…
ucount.c
sysctl: Add size to register_sysctl
2023-08-15 15:26:17 -07:00
uid16.c
…
uid16.h
…
umh.c
sysctl: fix unused proc_cap_handler() function warning
2023-06-29 15:19:43 -07:00
up.c
…
user_namespace.c
…
user-return-notifier.c
…
user.c
…
usermode_driver.c
…
utsname_sysctl.c
…
utsname.c
…
vhost_task.c
vhost_task: Handle SIGKILL by flushing work and exiting
2024-07-11 12:49:10 +02:00
watch_queue.c
kernel: watch_queue: copy user-array safely
2023-11-28 17:19:40 +00:00
watchdog_buddy.c
watchdog/hardlockup: move SMP barriers from common code to buddy code
2023-06-19 16:25:28 -07:00
watchdog_perf.c
watchdog/perf: add a weak function for an arch to detect if perf can use NMIs
2023-06-09 17:44:21 -07:00
watchdog.c
watchdog: move softlockup_panic back to early_param
2023-11-28 17:19:57 +00:00
workqueue_internal.h
workqueue: Drop the special locking rule for worker->flags and worker_pool->flags
2023-08-07 15:57:22 -10:00
workqueue.c
workqueue: Fix selection of wake_cpu in kick_pool()
2024-05-17 12:02:31 +02:00