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authorWill Deacon <will.deacon@arm.com>2017-10-12 14:20:50 +0200
committerIngo Molnar <mingo@kernel.org>2017-10-25 10:57:25 +0200
commit087133ac90763cd339b6b67f2998f87dcc136c52 (patch)
tree0685f40b2374cc1590bd162249c5e30aa6d2c2ba /arch/arm64/include/asm/Kbuild
parentlocking/qrwlock: Use atomic_cond_read_acquire() when spinning in qrwlock (diff)
downloadlinux-087133ac90763cd339b6b67f2998f87dcc136c52.tar.xz
linux-087133ac90763cd339b6b67f2998f87dcc136c52.zip
locking/qrwlock, arm64: Move rwlock implementation over to qrwlocks
Now that the qrwlock can make use of WFE, remove our homebrewed rwlock code in favour of the generic queued implementation. Tested-by: Waiman Long <longman@redhat.com> Tested-by: Jeremy Linton <jeremy.linton@arm.com> Tested-by: Adam Wallis <awallis@codeaurora.org> Tested-by: Jan Glauber <jglauber@cavium.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Acked-by: Peter Zijlstra <peterz@infradead.org> Cc: Jeremy.Linton@arm.com Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: boqun.feng@gmail.com Cc: linux-arm-kernel@lists.infradead.org Cc: paulmck@linux.vnet.ibm.com Link: http://lkml.kernel.org/r/1507810851-306-5-git-send-email-will.deacon@arm.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm64/include/asm/Kbuild')
-rw-r--r--arch/arm64/include/asm/Kbuild1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild
index 2326e39d5892..e63d0a8312de 100644
--- a/arch/arm64/include/asm/Kbuild
+++ b/arch/arm64/include/asm/Kbuild
@@ -16,6 +16,7 @@ generic-y += mcs_spinlock.h
generic-y += mm-arch-hooks.h
generic-y += msi.h
generic-y += preempt.h
+generic-y += qrwlock.h
generic-y += rwsem.h
generic-y += segment.h
generic-y += serial.h