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Riedl" To: linuxppc-dev@ozlabs.org Subject: [PATCH 2/3] powerpc/spinlocks: Rename SPLPAR-only spinlocks Date: Sun, 28 Jul 2019 07:54:37 -0500 Message-Id: <20190728125438.1550-3-cmr@informatik.wtf> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190728125438.1550-1-cmr@informatik.wtf> References: <20190728125438.1550-1-cmr@informatik.wtf> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Virus-Scanned: ClamAV using ClamSMTP X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Christopher M. Riedl" , ajd@linux.ibm.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" The __rw_yield and __spin_yield locks only pertain to SPLPAR mode. Rename them to make this relationship obvious. Signed-off-by: Christopher M. Riedl --- arch/powerpc/include/asm/spinlock.h | 6 ++++-- arch/powerpc/lib/locks.c | 6 +++--- 2 files changed, 7 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/include/asm/spinlock.h b/arch/powerpc/include/asm/spinlock.h index 8631b0b4e109..1e7721176f39 100644 --- a/arch/powerpc/include/asm/spinlock.h +++ b/arch/powerpc/include/asm/spinlock.h @@ -101,8 +101,10 @@ static inline int arch_spin_trylock(arch_spinlock_t *lock) #if defined(CONFIG_PPC_SPLPAR) /* We only yield to the hypervisor if we are in shared processor mode */ -extern void __spin_yield(arch_spinlock_t *lock); -extern void __rw_yield(arch_rwlock_t *lock); +void splpar_spin_yield(arch_spinlock_t *lock); +void splpar_rw_yield(arch_rwlock_t *lock); +#define __spin_yield(x) splpar_spin_yield(x) +#define __rw_yield(x) splpar_rw_yield(x) #else /* SPLPAR */ #define __spin_yield(x) barrier() #define __rw_yield(x) barrier() diff --git a/arch/powerpc/lib/locks.c b/arch/powerpc/lib/locks.c index 6550b9e5ce5f..6440d5943c00 100644 --- a/arch/powerpc/lib/locks.c +++ b/arch/powerpc/lib/locks.c @@ -18,7 +18,7 @@ #include #include -void __spin_yield(arch_spinlock_t *lock) +void splpar_spin_yield(arch_spinlock_t *lock) { unsigned int lock_value, holder_cpu, yield_count; @@ -36,14 +36,14 @@ void __spin_yield(arch_spinlock_t *lock) plpar_hcall_norets(H_CONFER, get_hard_smp_processor_id(holder_cpu), yield_count); } -EXPORT_SYMBOL_GPL(__spin_yield); +EXPORT_SYMBOL_GPL(splpar_spin_yield); /* * Waiting for a read lock or a write lock on a rwlock... * This turns out to be the same for read and write locks, since * we only know the holder if it is write-locked. */ -void __rw_yield(arch_rwlock_t *rw) +void splpar_rw_yield(arch_rwlock_t *rw) { int lock_value; unsigned int holder_cpu, yield_count; -- 2.22.0