* [PATCH] sparc32: small smp cleanup
@ 2006-08-12 13:23 Krzysztof Helt
2006-08-25 23:22 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Krzysztof Helt @ 2006-08-12 13:23 UTC (permalink / raw)
To: sparclinux
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From: Krzysztof Helt (krzysztof.h1@wp.pl)
It moves the smp_procesors_ready variable to sun4d_smp.c only.
Signed-off-by: Krzysztof Helt (krzysztof.h1@wp.pl)
---
smp_processors_ready is not really used in sun4m_smp.c. Let the
sun4d guys remove it.
I tested it on SS20 and 2.6.18-rc4 kernel.
----------------------------------------------------
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diff -urp linux-2.6.17/arch/sparc/kernel/smp.c linux-new/arch/sparc/kernel/smp.c
--- linux-2.6.17/arch/sparc/kernel/smp.c 2006-08-10 08:58:31.000000000 +0200
+++ linux-new/arch/sparc/kernel/smp.c 2006-08-12 08:09:49.000000000 +0200
@@ -34,7 +34,6 @@
#include <asm/tlbflush.h>
#include <asm/cpudata.h>
-volatile int smp_processors_ready = 0;
int smp_num_cpus = 1;
volatile unsigned long cpu_callin_map[NR_CPUS] __initdata = {0,};
unsigned char boot_cpu_id = 0;
diff -urp linux-2.6.17/arch/sparc/kernel/sun4d_smp.c linux-new/arch/sparc/kernel/sun4d_smp.c
--- linux-2.6.17/arch/sparc/kernel/sun4d_smp.c 2006-08-10 08:58:31.000000000 +0200
+++ linux-new/arch/sparc/kernel/sun4d_smp.c 2006-08-12 08:12:48.000000000 +0200
@@ -42,7 +42,7 @@ extern ctxd_t *srmmu_ctx_table_phys;
extern void calibrate_delay(void);
-extern volatile int smp_processors_ready;
+volatile int smp_processors_ready = 0;
static int smp_highest_cpu;
extern volatile unsigned long cpu_callin_map[NR_CPUS];
extern cpuinfo_sparc cpu_data[NR_CPUS];
diff -urp linux-2.6.17/arch/sparc/kernel/sun4m_smp.c linux-new/arch/sparc/kernel/sun4m_smp.c
--- linux-2.6.17/arch/sparc/kernel/sun4m_smp.c 2006-08-09 22:36:10.000000000 +0200
+++ linux-new/arch/sparc/kernel/sun4m_smp.c 2006-08-12 08:10:19.000000000 +0200
@@ -39,7 +39,6 @@ extern ctxd_t *srmmu_ctx_table_phys;
extern void calibrate_delay(void);
-extern volatile int smp_processors_ready;
extern volatile unsigned long cpu_callin_map[NR_CPUS];
extern unsigned char boot_cpu_id;
@@ -217,7 +216,6 @@ void __init smp4m_smp_done(void)
}
/* Ok, they are spinning and ready to go. */
- smp_processors_ready = 1;
}
/* At each hardware IRQ, we get this called to forward IRQ reception
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] sparc32: small smp cleanup
2006-08-12 13:23 [PATCH] sparc32: small smp cleanup Krzysztof Helt
@ 2006-08-25 23:22 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2006-08-25 23:22 UTC (permalink / raw)
To: sparclinux
From: "Krzysztof Helt" <krzysztof.h1@wp.pl>
Date: Sat, 12 Aug 2006 15:23:48 +0200
> From: Krzysztof Helt (krzysztof.h1@wp.pl)
>
> It moves the smp_procesors_ready variable to sun4d_smp.c only.
>
> Signed-off-by: Krzysztof Helt (krzysztof.h1@wp.pl)
> ---
> smp_processors_ready is not really used in sun4m_smp.c. Let the
> sun4d guys remove it.
>
> I tested it on SS20 and 2.6.18-rc4 kernel.
Applied, except I added "static" to the instance you left
in sun4d_smp.c
^ permalink raw reply [flat|nested] 2+ messages in thread
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2006-08-12 13:23 [PATCH] sparc32: small smp cleanup Krzysztof Helt
2006-08-25 23:22 ` David Miller
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