search for: underscore_smp_barriers

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This applies on top of my series arch: barrier cleanup + barriers for virt and will be included in the next version of the series. Changes from v2: catch optional\s* before () in barriers rewrite using qr{} instead of map Michael S. Tsirkin (3): checkpatch.pl: add

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This applies on top of my series arch: barrier cleanup + barriers for virt and will be included in the next version of the series. Changes from v2: catch optional\s* before () in barriers rewrite using qr{} instead of map Michael S. Tsirkin (3): checkpatch.pl: add

...t at redhat.com> --- scripts/checkpatch.pl | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 97b8b62..a96adcb 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -5141,6 +5141,16 @@ sub process { } } + my $underscore_smp_barriers = qr{__smp_($smp_barriers)}x; + + if ($realfile !~ m@^include/asm-generic/@ && + $realfile !~ m@/barrier\.h$@ && + $line =~ m/\b($underscore_smp_barriers)\s*\(/ && + $line !~ m/^.\s*\#\s*define\s+($underscore_smp_barriers)\s*\(/) { + WARN("MEMORY_BARRI...

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This replaces the checkpatch patches in my series arch: barrier cleanup + barriers for virt and will be included in the next version of the series. changes from v2: address comments by Joe Perches: use (?: ... ) to avoid unnecessary capture groups rename smp_barriers

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This replaces the checkpatch patches in my series arch: barrier cleanup + barriers for virt and will be included in the next version of the series. changes from v2: address comments by Joe Perches: use (?: ... ) to avoid unnecessary capture groups rename smp_barriers

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This replaces the checkpatch patches in my series arch: barrier cleanup + barriers for virt and will be included in the pull request including the series. changes from v3: rename smp_barrier_stems to barrier_stems as suggested by Julian Calaby. add (?: ... ) around a

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This replaces the checkpatch patches in my series arch: barrier cleanup + barriers for virt and will be included in the pull request including the series. changes from v3: rename smp_barrier_stems to barrier_stems as suggested by Julian Calaby. add (?: ... ) around a

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This applies on top of my series arch: barrier cleanup + barriers for virt and will be included in the next version of the series. Michael S. Tsirkin (3): checkpatch.pl: add missing memory barriers checkpatch: check for __smp outside barrier.h checkpatch: add virt

As part of memory barrier cleanup, this patchset extends checkpatch to make it easier to stop incorrect memory barrier usage. This applies on top of my series arch: barrier cleanup + barriers for virt and will be included in the next version of the series. Michael S. Tsirkin (3): checkpatch.pl: add missing memory barriers checkpatch: check for __smp outside barrier.h checkpatch: add virt

Changes since v2: - extended checkpatch tests for barriers, and added patches teaching it to warn about incorrect usage of barriers (__smp_xxx barriers are for use by asm-generic code only), should help prevent misuse by arch code to address comments by Russell King - patched more instances of xen to use virt_ barriers as suggested by Stefano Stabellini - implemented a 2 byte xchg on sh

Changes since v2: - extended checkpatch tests for barriers, and added patches teaching it to warn about incorrect usage of barriers (__smp_xxx barriers are for use by asm-generic code only), should help prevent misuse by arch code to address comments by Russell King - patched more instances of xen to use virt_ barriers as suggested by Stefano Stabellini - implemented a 2 byte xchg on sh