From: Christophe Leroy <christophe.leroy@c-s.fr>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
nathanl@linux.ibm.com
Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
arnd@arndb.de, tglx@linutronix.de, vincenzo.frascino@arm.com,
luto@kernel.org
Subject: [PATCH v7 3/7] powerpc/vdso: Remove unused \tmp param in __get_datapage()
Date: Mon, 20 Apr 2020 16:56:30 +0000 (UTC) [thread overview]
Message-ID: <7d981bcbb129bb4e7fdc7663ce353323eb5c4e68.1587401492.git.christophe.leroy@c-s.fr> (raw)
In-Reply-To: <cover.1587401492.git.christophe.leroy@c-s.fr>
The \tmp param is not used anymore, remove it.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
v7: New patch, splitted out of preceding patch
---
arch/powerpc/include/asm/vdso_datapage.h | 2 +-
arch/powerpc/kernel/vdso32/cacheflush.S | 2 +-
arch/powerpc/kernel/vdso32/datapage.S | 4 ++--
arch/powerpc/kernel/vdso32/gettimeofday.S | 8 ++++----
arch/powerpc/kernel/vdso64/cacheflush.S | 2 +-
arch/powerpc/kernel/vdso64/datapage.S | 4 ++--
arch/powerpc/kernel/vdso64/gettimeofday.S | 8 ++++----
7 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/arch/powerpc/include/asm/vdso_datapage.h b/arch/powerpc/include/asm/vdso_datapage.h
index 11886467dfdf..f3d7e4e2a45b 100644
--- a/arch/powerpc/include/asm/vdso_datapage.h
+++ b/arch/powerpc/include/asm/vdso_datapage.h
@@ -116,7 +116,7 @@ extern struct vdso_data *vdso_data;
#else /* __ASSEMBLY__ */
-.macro get_datapage ptr, tmp
+.macro get_datapage ptr
bcl 20, 31, .+4
999:
mflr \ptr
diff --git a/arch/powerpc/kernel/vdso32/cacheflush.S b/arch/powerpc/kernel/vdso32/cacheflush.S
index 3440ddf21c8b..017843bf5382 100644
--- a/arch/powerpc/kernel/vdso32/cacheflush.S
+++ b/arch/powerpc/kernel/vdso32/cacheflush.S
@@ -27,7 +27,7 @@ V_FUNCTION_BEGIN(__kernel_sync_dicache)
#ifdef CONFIG_PPC64
mflr r12
.cfi_register lr,r12
- get_datapage r10, r0
+ get_datapage r10
mtlr r12
#endif
diff --git a/arch/powerpc/kernel/vdso32/datapage.S b/arch/powerpc/kernel/vdso32/datapage.S
index 5513a4f8253e..0513a2eabec8 100644
--- a/arch/powerpc/kernel/vdso32/datapage.S
+++ b/arch/powerpc/kernel/vdso32/datapage.S
@@ -28,7 +28,7 @@ V_FUNCTION_BEGIN(__kernel_get_syscall_map)
mflr r12
.cfi_register lr,r12
mr. r4,r3
- get_datapage r3, r0
+ get_datapage r3
mtlr r12
addi r3,r3,CFG_SYSCALL_MAP32
beqlr
@@ -49,7 +49,7 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq)
.cfi_startproc
mflr r12
.cfi_register lr,r12
- get_datapage r3, r0
+ get_datapage r3
lwz r4,(CFG_TB_TICKS_PER_SEC + 4)(r3)
lwz r3,CFG_TB_TICKS_PER_SEC(r3)
mtlr r12
diff --git a/arch/powerpc/kernel/vdso32/gettimeofday.S b/arch/powerpc/kernel/vdso32/gettimeofday.S
index a3951567118a..0bbdce0f2a9c 100644
--- a/arch/powerpc/kernel/vdso32/gettimeofday.S
+++ b/arch/powerpc/kernel/vdso32/gettimeofday.S
@@ -34,7 +34,7 @@ V_FUNCTION_BEGIN(__kernel_gettimeofday)
mr. r10,r3 /* r10 saves tv */
mr r11,r4 /* r11 saves tz */
- get_datapage r9, r0
+ get_datapage r9
beq 3f
LOAD_REG_IMMEDIATE(r7, 1000000) /* load up USEC_PER_SEC */
bl __do_get_tspec@local /* get sec/usec from tb & kernel */
@@ -79,7 +79,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
mflr r12 /* r12 saves lr */
.cfi_register lr,r12
mr r11,r4 /* r11 saves tp */
- get_datapage r9, r0
+ get_datapage r9
LOAD_REG_IMMEDIATE(r7, NSEC_PER_SEC) /* load up NSEC_PER_SEC */
beq cr5, .Lcoarse_clocks
.Lprecise_clocks:
@@ -206,7 +206,7 @@ V_FUNCTION_BEGIN(__kernel_clock_getres)
mflr r12
.cfi_register lr,r12
- get_datapage r3, r0
+ get_datapage r3
lwz r5, CLOCK_HRTIMER_RES(r3)
mtlr r12
1: li r3,0
@@ -240,7 +240,7 @@ V_FUNCTION_BEGIN(__kernel_time)
.cfi_register lr,r12
mr r11,r3 /* r11 holds t */
- get_datapage r9, r0
+ get_datapage r9
lwz r3,STAMP_XTIME_SEC+LOPART(r9)
diff --git a/arch/powerpc/kernel/vdso64/cacheflush.S b/arch/powerpc/kernel/vdso64/cacheflush.S
index cab14324242b..61985de5758f 100644
--- a/arch/powerpc/kernel/vdso64/cacheflush.S
+++ b/arch/powerpc/kernel/vdso64/cacheflush.S
@@ -25,7 +25,7 @@ V_FUNCTION_BEGIN(__kernel_sync_dicache)
.cfi_startproc
mflr r12
.cfi_register lr,r12
- get_datapage r10, r0
+ get_datapage r10
mtlr r12
lwz r7,CFG_DCACHE_BLOCKSZ(r10)
diff --git a/arch/powerpc/kernel/vdso64/datapage.S b/arch/powerpc/kernel/vdso64/datapage.S
index 03bb72c440dc..00760dc69d68 100644
--- a/arch/powerpc/kernel/vdso64/datapage.S
+++ b/arch/powerpc/kernel/vdso64/datapage.S
@@ -28,7 +28,7 @@ V_FUNCTION_BEGIN(__kernel_get_syscall_map)
mflr r12
.cfi_register lr,r12
mr r4,r3
- get_datapage r3, r0
+ get_datapage r3
mtlr r12
addi r3,r3,CFG_SYSCALL_MAP64
cmpldi cr0,r4,0
@@ -50,7 +50,7 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq)
.cfi_startproc
mflr r12
.cfi_register lr,r12
- get_datapage r3, r0
+ get_datapage r3
ld r3,CFG_TB_TICKS_PER_SEC(r3)
mtlr r12
crclr cr0*4+so
diff --git a/arch/powerpc/kernel/vdso64/gettimeofday.S b/arch/powerpc/kernel/vdso64/gettimeofday.S
index e54c4ce4d356..275f031d0bf1 100644
--- a/arch/powerpc/kernel/vdso64/gettimeofday.S
+++ b/arch/powerpc/kernel/vdso64/gettimeofday.S
@@ -26,7 +26,7 @@ V_FUNCTION_BEGIN(__kernel_gettimeofday)
mr r11,r3 /* r11 holds tv */
mr r10,r4 /* r10 holds tz */
- get_datapage r3, r0
+ get_datapage r3
cmpldi r11,0 /* check if tv is NULL */
beq 2f
lis r7,1000000@ha /* load up USEC_PER_SEC */
@@ -71,7 +71,7 @@ V_FUNCTION_BEGIN(__kernel_clock_gettime)
mflr r12 /* r12 saves lr */
.cfi_register lr,r12
mr r11,r4 /* r11 saves tp */
- get_datapage r3, r0
+ get_datapage r3
lis r7,NSEC_PER_SEC@h /* want nanoseconds */
ori r7,r7,NSEC_PER_SEC@l
beq cr5,70f
@@ -188,7 +188,7 @@ V_FUNCTION_BEGIN(__kernel_clock_getres)
mflr r12
.cfi_register lr,r12
- get_datapage r3, r0
+ get_datapage r3
lwz r5, CLOCK_HRTIMER_RES(r3)
mtlr r12
li r3,0
@@ -221,7 +221,7 @@ V_FUNCTION_BEGIN(__kernel_time)
.cfi_register lr,r12
mr r11,r3 /* r11 holds t */
- get_datapage r3, r0
+ get_datapage r3
ld r4,STAMP_XTIME_SEC(r3)
--
2.25.0
next prev parent reply other threads:[~2020-04-20 16:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-20 16:56 [PATCH v7 0/7] powerpc: switch VDSO to C implementation Christophe Leroy
2020-04-20 16:56 ` [PATCH v7 1/7] powerpc/vdso64: Switch from __get_datapage() to get_datapage inline macro Christophe Leroy
2020-04-20 16:56 ` [PATCH v7 2/7] powerpc/vdso: Remove __kernel_datapage_offset and simplify __get_datapage() Christophe Leroy
2020-04-20 16:56 ` Christophe Leroy [this message]
2020-04-20 16:56 ` [PATCH v7 4/7] powerpc/processor: Move cpu_relax() into asm/vdso/processor.h Christophe Leroy
2020-04-20 16:56 ` [PATCH v7 5/7] powerpc/vdso: Prepare for switching VDSO to generic C implementation Christophe Leroy
2020-04-20 16:56 ` [PATCH v7 6/7] powerpc/vdso: Switch " Christophe Leroy
2020-04-20 16:56 ` [PATCH v7 7/7] [NOT TO BE MERGED] Export sysrq_mask Christophe Leroy
2020-04-20 19:57 ` [PATCH v7 0/7] powerpc: switch VDSO to C implementation Arnd Bergmann
2020-04-21 6:56 ` Christophe Leroy
2020-04-21 7:35 ` Arnd Bergmann
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