* [PATCH] parisc: Move hpmc stack into page aligned bss section
@ 2016-10-05 20:05 Helge Deller
0 siblings, 0 replies; only message in thread
From: Helge Deller @ 2016-10-05 20:05 UTC (permalink / raw)
To: linux-parisc, James Bottomley, John David Anglin
Do not reserve space in data section for hpmc stack, instead move it
into the page aligned bss section.
Signed-off-by: Helge Deller <deller@gmx.de>
diff --git a/arch/parisc/kernel/hpmc.S b/arch/parisc/kernel/hpmc.S
index e158b6f..1bd0e09 100644
--- a/arch/parisc/kernel/hpmc.S
+++ b/arch/parisc/kernel/hpmc.S
@@ -41,12 +41,12 @@
*/
.level 1.1
- .data
#include <asm/assembly.h>
#include <asm/pdc.h>
#include <linux/linkage.h>
+#include <linux/init.h>
/*
* stack for os_hpmc, the HPMC handler.
@@ -55,6 +55,7 @@
* IODC requires 7K byte stack. That leaves 1K byte for os_hpmc.
*/
+ __PAGE_ALIGNED_BSS
.align 4096
hpmc_stack:
.block 16384
@@ -65,6 +66,7 @@ hpmc_stack:
hpmc_iodc_buf:
.block HPMC_IODC_BUF_SIZE
+ .section .bss
.align 8
hpmc_raddr:
.block 128
@@ -297,9 +299,9 @@ os_hpmc_6:
nop
ENDPROC(os_hpmc)
.os_hpmc_end:
- nop
-.data
-.align 4
+
+
+ __INITRODATA
.export os_hpmc_size
os_hpmc_size:
.word .os_hpmc_end-.os_hpmc
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2016-10-05 20:05 [PATCH] parisc: Move hpmc stack into page aligned bss section Helge Deller
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