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authorDavid S. Miller <davem@davemloft.net>2012-05-19 21:40:50 -0700
committerDavid S. Miller <davem@davemloft.net>2012-05-19 21:40:50 -0700
commit837ebf0ec78ec6c724b904a3e3e933a1bc72a7b7 (patch)
tree45c69069b79a0c59692248c34f4a0839a998cec7 /arch/sparc
parent0bfcee9ad369aca590211a4a8fffd28f1ed39a82 (diff)
sparc32: Kill boot_cpu_id4
It is written, but never actually read. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/setup.h1
-rw-r--r--arch/sparc/kernel/head_32.S5
-rw-r--r--arch/sparc/kernel/setup_32.c1
3 files changed, 1 insertions, 6 deletions
diff --git a/arch/sparc/include/asm/setup.h b/arch/sparc/include/asm/setup.h
index 00497abec99..84a8a49966d 100644
--- a/arch/sparc/include/asm/setup.h
+++ b/arch/sparc/include/asm/setup.h
@@ -20,7 +20,6 @@ extern char reboot_command[];
* Only sun4d + leon may have boot_cpu_id != 0
*/
extern unsigned char boot_cpu_id;
-extern unsigned char boot_cpu_id4;
extern unsigned long empty_bad_page;
extern unsigned long empty_bad_page_table;
diff --git a/arch/sparc/kernel/head_32.S b/arch/sparc/kernel/head_32.S
index 69645cac54b..a0ec4adc7f7 100644
--- a/arch/sparc/kernel/head_32.S
+++ b/arch/sparc/kernel/head_32.S
@@ -819,10 +819,7 @@ continue_boot:
mov %g0, %g3
stub %g3, [%g2 + %lo(boot_cpu_id)]
-1: /* boot_cpu_id set. calculate boot_cpu_id4 = boot_cpu_id*4 */
- sll %g3, 2, %g3
- sethi %hi(boot_cpu_id4), %g2
- stub %g3, [%g2 + %lo(boot_cpu_id4)]
+1: sll %g3, 2, %g3
/* Initialize the uwinmask value for init task just in case.
* But first make current_set[boot_cpu_id] point to something useful.
diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index 2f7cfb5f756..635df5c9e60 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -105,7 +105,6 @@ unsigned long cmdline_memory_size __initdata = 0;
/* which CPU booted us (0xff = not set) */
unsigned char boot_cpu_id = 0xff; /* 0xff will make it into DATA section... */
-unsigned char boot_cpu_id4; /* boot_cpu_id << 2 */
static void
prom_console_write(struct console *con, const char *s, unsigned n)