* [PATCH] riscv: traps_misaligned: do not duplicate stringify
@ 2022-06-23 11:29 Krzysztof Kozlowski
2022-06-23 13:11 ` Anup Patel
2022-08-11 15:45 ` Palmer Dabbelt
0 siblings, 2 replies; 4+ messages in thread
From: Krzysztof Kozlowski @ 2022-06-23 11:29 UTC (permalink / raw)
To: Paul Walmsley, Palmer Dabbelt, Albert Ou, linux-riscv, linux-kernel
Cc: Krzysztof Kozlowski
Use existing stringify macro from the kernel headers.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
arch/riscv/kernel/traps_misaligned.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/arch/riscv/kernel/traps_misaligned.c b/arch/riscv/kernel/traps_misaligned.c
index 46c4dafe3ba0..378f5b151443 100644
--- a/arch/riscv/kernel/traps_misaligned.c
+++ b/arch/riscv/kernel/traps_misaligned.c
@@ -7,6 +7,7 @@
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/irq.h>
+#include <linux/stringify.h>
#include <asm/processor.h>
#include <asm/ptrace.h>
@@ -150,9 +151,6 @@
#define PRECISION_S 0
#define PRECISION_D 1
-#define STR(x) XSTR(x)
-#define XSTR(x) #x
-
#define DECLARE_UNPRIVILEGED_LOAD_FUNCTION(type, insn) \
static inline type load_##type(const type *addr) \
{ \
@@ -207,9 +205,9 @@ static inline ulong get_insn(ulong mepc)
asm ("and %[tmp], %[addr], 2\n"
"bnez %[tmp], 1f\n"
#if defined(CONFIG_64BIT)
- STR(LWU) " %[insn], (%[addr])\n"
+ __stringify(LWU) " %[insn], (%[addr])\n"
#else
- STR(LW) " %[insn], (%[addr])\n"
+ __stringify(LW) " %[insn], (%[addr])\n"
#endif
"and %[tmp], %[insn], %[rvc_mask]\n"
"beq %[tmp], %[rvc_mask], 2f\n"
--
2.34.1
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] riscv: traps_misaligned: do not duplicate stringify
2022-06-23 11:29 [PATCH] riscv: traps_misaligned: do not duplicate stringify Krzysztof Kozlowski
@ 2022-06-23 13:11 ` Anup Patel
2022-07-21 16:02 ` Krzysztof Kozlowski
2022-08-11 15:45 ` Palmer Dabbelt
1 sibling, 1 reply; 4+ messages in thread
From: Anup Patel @ 2022-06-23 13:11 UTC (permalink / raw)
To: Krzysztof Kozlowski
Cc: Paul Walmsley, Palmer Dabbelt, Albert Ou, linux-riscv,
linux-kernel@vger.kernel.org List
On Thu, Jun 23, 2022 at 4:59 PM Krzysztof Kozlowski
<krzysztof.kozlowski@linaro.org> wrote:
>
> Use existing stringify macro from the kernel headers.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Looks good to me.
Reviewed-by: Anup Patel <anup@brainfault.org>
Regards,
Anup
> ---
> arch/riscv/kernel/traps_misaligned.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/arch/riscv/kernel/traps_misaligned.c b/arch/riscv/kernel/traps_misaligned.c
> index 46c4dafe3ba0..378f5b151443 100644
> --- a/arch/riscv/kernel/traps_misaligned.c
> +++ b/arch/riscv/kernel/traps_misaligned.c
> @@ -7,6 +7,7 @@
> #include <linux/mm.h>
> #include <linux/module.h>
> #include <linux/irq.h>
> +#include <linux/stringify.h>
>
> #include <asm/processor.h>
> #include <asm/ptrace.h>
> @@ -150,9 +151,6 @@
> #define PRECISION_S 0
> #define PRECISION_D 1
>
> -#define STR(x) XSTR(x)
> -#define XSTR(x) #x
> -
> #define DECLARE_UNPRIVILEGED_LOAD_FUNCTION(type, insn) \
> static inline type load_##type(const type *addr) \
> { \
> @@ -207,9 +205,9 @@ static inline ulong get_insn(ulong mepc)
> asm ("and %[tmp], %[addr], 2\n"
> "bnez %[tmp], 1f\n"
> #if defined(CONFIG_64BIT)
> - STR(LWU) " %[insn], (%[addr])\n"
> + __stringify(LWU) " %[insn], (%[addr])\n"
> #else
> - STR(LW) " %[insn], (%[addr])\n"
> + __stringify(LW) " %[insn], (%[addr])\n"
> #endif
> "and %[tmp], %[insn], %[rvc_mask]\n"
> "beq %[tmp], %[rvc_mask], 2f\n"
> --
> 2.34.1
>
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] riscv: traps_misaligned: do not duplicate stringify
2022-06-23 13:11 ` Anup Patel
@ 2022-07-21 16:02 ` Krzysztof Kozlowski
0 siblings, 0 replies; 4+ messages in thread
From: Krzysztof Kozlowski @ 2022-07-21 16:02 UTC (permalink / raw)
To: Palmer Dabbelt, Paul Walmsley
Cc: Albert Ou, linux-riscv, linux-kernel@vger.kernel.org List, Anup Patel
On 23/06/2022 15:11, Anup Patel wrote:
> On Thu, Jun 23, 2022 at 4:59 PM Krzysztof Kozlowski
> <krzysztof.kozlowski@linaro.org> wrote:
>>
>> Use existing stringify macro from the kernel headers.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
>
> Looks good to me.
>
> Reviewed-by: Anup Patel <anup@brainfault.org>
>
Thanks!
Any other comments or reviews? This was sent a month ago, so maybe it
could be merged?
Best regards,
Krzysztof
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] riscv: traps_misaligned: do not duplicate stringify
2022-06-23 11:29 [PATCH] riscv: traps_misaligned: do not duplicate stringify Krzysztof Kozlowski
2022-06-23 13:11 ` Anup Patel
@ 2022-08-11 15:45 ` Palmer Dabbelt
1 sibling, 0 replies; 4+ messages in thread
From: Palmer Dabbelt @ 2022-08-11 15:45 UTC (permalink / raw)
To: krzysztof.kozlowski
Cc: Paul Walmsley, aou, linux-riscv, linux-kernel, krzysztof.kozlowski
On Thu, 23 Jun 2022 04:29:05 PDT (-0700), krzysztof.kozlowski@linaro.org wrote:
> Use existing stringify macro from the kernel headers.
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> ---
> arch/riscv/kernel/traps_misaligned.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/arch/riscv/kernel/traps_misaligned.c b/arch/riscv/kernel/traps_misaligned.c
> index 46c4dafe3ba0..378f5b151443 100644
> --- a/arch/riscv/kernel/traps_misaligned.c
> +++ b/arch/riscv/kernel/traps_misaligned.c
> @@ -7,6 +7,7 @@
> #include <linux/mm.h>
> #include <linux/module.h>
> #include <linux/irq.h>
> +#include <linux/stringify.h>
>
> #include <asm/processor.h>
> #include <asm/ptrace.h>
> @@ -150,9 +151,6 @@
> #define PRECISION_S 0
> #define PRECISION_D 1
>
> -#define STR(x) XSTR(x)
> -#define XSTR(x) #x
> -
> #define DECLARE_UNPRIVILEGED_LOAD_FUNCTION(type, insn) \
> static inline type load_##type(const type *addr) \
> { \
> @@ -207,9 +205,9 @@ static inline ulong get_insn(ulong mepc)
> asm ("and %[tmp], %[addr], 2\n"
> "bnez %[tmp], 1f\n"
> #if defined(CONFIG_64BIT)
> - STR(LWU) " %[insn], (%[addr])\n"
> + __stringify(LWU) " %[insn], (%[addr])\n"
> #else
> - STR(LW) " %[insn], (%[addr])\n"
> + __stringify(LW) " %[insn], (%[addr])\n"
> #endif
> "and %[tmp], %[insn], %[rvc_mask]\n"
> "beq %[tmp], %[rvc_mask], 2f\n"
Thanks, this is on for-next.
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2022-06-23 11:29 [PATCH] riscv: traps_misaligned: do not duplicate stringify Krzysztof Kozlowski
2022-06-23 13:11 ` Anup Patel
2022-07-21 16:02 ` Krzysztof Kozlowski
2022-08-11 15:45 ` Palmer Dabbelt
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