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From: Nicholas Piggin <npiggin@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Nicholas Piggin <npiggin@gmail.com>,
	Will Deacon <will@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Boqun Feng <boqun.feng@gmail.com>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Arnd Bergmann <arnd@arndb.de>,
	Christophe Leroy <christophe.leroy@c-s.fr>,
	Alexey Kardashevskiy <aik@ozlabs.ru>,
	linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org
Subject: [PATCH 2/3] powerpc/64s/iommu: don't use atomic_ function on atomic64_t type
Date: Wed, 11 Nov 2020 21:07:22 +1000	[thread overview]
Message-ID: <20201111110723.3148665-3-npiggin@gmail.com> (raw)
In-Reply-To: <20201111110723.3148665-1-npiggin@gmail.com>

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/mm/book3s64/iommu_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/mm/book3s64/iommu_api.c b/arch/powerpc/mm/book3s64/iommu_api.c
index 563faa10bb66..685d7bb3d26f 100644
--- a/arch/powerpc/mm/book3s64/iommu_api.c
+++ b/arch/powerpc/mm/book3s64/iommu_api.c
@@ -263,7 +263,7 @@ long mm_iommu_put(struct mm_struct *mm, struct mm_iommu_table_group_mem_t *mem)
 		goto unlock_exit;
 
 	/* Are there still mappings? */
-	if (atomic_cmpxchg(&mem->mapped, 1, 0) != 1) {
+	if (atomic64_cmpxchg(&mem->mapped, 1, 0) != 1) {
 		++mem->used;
 		ret = -EBUSY;
 		goto unlock_exit;
-- 
2.23.0


WARNING: multiple messages have this Message-ID (diff)
From: Nicholas Piggin <npiggin@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Christophe Leroy <christophe.leroy@c-s.fr>,
	linux-arch@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
	Peter Zijlstra <peterz@infradead.org>,
	Boqun Feng <boqun.feng@gmail.com>,
	linux-kernel@vger.kernel.org, Nicholas Piggin <npiggin@gmail.com>,
	Alexey Kardashevskiy <aik@ozlabs.ru>,
	Will Deacon <will@kernel.org>
Subject: [PATCH 2/3] powerpc/64s/iommu: don't use atomic_ function on atomic64_t type
Date: Wed, 11 Nov 2020 21:07:22 +1000	[thread overview]
Message-ID: <20201111110723.3148665-3-npiggin@gmail.com> (raw)
In-Reply-To: <20201111110723.3148665-1-npiggin@gmail.com>

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/mm/book3s64/iommu_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/mm/book3s64/iommu_api.c b/arch/powerpc/mm/book3s64/iommu_api.c
index 563faa10bb66..685d7bb3d26f 100644
--- a/arch/powerpc/mm/book3s64/iommu_api.c
+++ b/arch/powerpc/mm/book3s64/iommu_api.c
@@ -263,7 +263,7 @@ long mm_iommu_put(struct mm_struct *mm, struct mm_iommu_table_group_mem_t *mem)
 		goto unlock_exit;
 
 	/* Are there still mappings? */
-	if (atomic_cmpxchg(&mem->mapped, 1, 0) != 1) {
+	if (atomic64_cmpxchg(&mem->mapped, 1, 0) != 1) {
 		++mem->used;
 		ret = -EBUSY;
 		goto unlock_exit;
-- 
2.23.0


  parent reply	other threads:[~2020-11-11 11:07 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-11 11:07 [PATCH 0/3] powerpc: convert to use ARCH_ATOMIC Nicholas Piggin
2020-11-11 11:07 ` Nicholas Piggin
2020-11-11 11:07 ` [PATCH 1/3] asm-generic/atomic64: Add support for ARCH_ATOMIC Nicholas Piggin
2020-11-11 11:07   ` Nicholas Piggin
2020-11-11 13:39   ` Christophe Leroy
2020-11-11 13:39     ` Christophe Leroy
2020-11-11 13:44     ` Peter Zijlstra
2020-11-11 13:44       ` Peter Zijlstra
2020-11-16  1:48       ` Nicholas Piggin
2020-11-16  1:48         ` Nicholas Piggin
2020-11-11 11:07 ` Nicholas Piggin [this message]
2020-11-11 11:07   ` [PATCH 2/3] powerpc/64s/iommu: don't use atomic_ function on atomic64_t type Nicholas Piggin
2020-11-11 11:07 ` [PATCH 3/3] powerpc: rewrite atomics to use ARCH_ATOMIC Nicholas Piggin
2020-11-11 11:07   ` Nicholas Piggin
2020-11-11 19:07   ` kernel test robot
2020-11-11 19:07     ` kernel test robot
2020-11-11 19:07     ` kernel test robot
2020-11-13  5:05   ` kernel test robot
2020-11-13  5:05     ` kernel test robot
2020-11-13  5:05     ` kernel test robot
2020-11-13 15:30   ` Boqun Feng
2020-11-13 15:30     ` Boqun Feng
2020-12-22  3:52     ` Nicholas Piggin
2020-12-22  3:52       ` Nicholas Piggin
2020-12-23  2:45       ` Boqun Feng
2020-12-23  2:45         ` Boqun Feng
2020-12-15 11:01 ` [PATCH 0/3] powerpc: convert " Michael Ellerman
2020-12-15 11:01   ` Michael Ellerman

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