From: Denys Vlasenko <vda.linux@googlemail.com>
To: linux-arch@vger.kernel.org
Cc: Russell King <rmk@arm.linux.org.uk>,
David Howells <dhowells@redhat.com>,
Ralf Baechle <ralf@linux-mips.org>,
Lennert Buytenhek <kernel@wantstofly.org>,
Josh Boyer <jwboyer@linux.vnet.ibm.com>,
Paul Mackerras <paulus@samba.org>,
David Woodhouse <dwmw2@infradead.org>,
Andi Kleen <andi@firstfloor.org>,
torvalds@linux-foundation.org, akpm@linux-foundation.org,
Paul Gortmaker <paul.gortmaker@windriver.com>,
linux-embedded@vger.kernel.org, linux-kernel@vger.kernel.org,
Tim Bird <tim.bird@am.sony.com>,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
Dave Miller <davem@davemloft.net>
Subject: [PATCH 15/23] make section names compatible with -ffunction-sections -fdata-sections: powerpc
Date: Wed, 2 Jul 2008 02:39:36 +0200 [thread overview]
Message-ID: <200807020239.36751.vda.linux@googlemail.com> (raw)
The purpose of this patch is to make kernel buildable
with "gcc -ffunction-sections -fdata-sections".
This patch fixes powerpc architecture.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
--
vda
--- 0.org/arch/powerpc/kernel/head_32.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/head_32.S Wed Jul 2 00:44:22 2008
@@ -49,7 +49,7 @@
mtspr SPRN_DBAT##n##L,RB; \
1:
- .section .text.head, "ax"
+ .section .head.text, "ax"
.stabs "arch/powerpc/kernel/",N_SO,0,0,0f
.stabs "head_32.S",N_SO,0,0,0f
0:
--- 0.org/arch/powerpc/kernel/head_40x.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/head_40x.S Wed Jul 2 00:44:22 2008
@@ -52,7 +52,7 @@
*
* This is all going to change RSN when we add bi_recs....... -- Dan
*/
- .section .text.head, "ax"
+ .section .head.text, "ax"
_ENTRY(_stext);
_ENTRY(_start);
--- 0.org/arch/powerpc/kernel/head_44x.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/head_44x.S Wed Jul 2 00:44:22 2008
@@ -50,7 +50,7 @@
* r7 - End of kernel command line string
*
*/
- .section .text.head, "ax"
+ .section .head.text, "ax"
_ENTRY(_stext);
_ENTRY(_start);
/*
--- 0.org/arch/powerpc/kernel/head_8xx.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/head_8xx.S Wed Jul 2 00:44:22 2008
@@ -38,7 +38,7 @@
#else
#define DO_8xx_CPU6(val, reg)
#endif
- .section .text.head, "ax"
+ .section .head.text, "ax"
_ENTRY(_stext);
_ENTRY(_start);
--- 0.org/arch/powerpc/kernel/head_fsl_booke.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/head_fsl_booke.S Wed Jul 2 00:44:22 2008
@@ -52,7 +52,7 @@
* r7 - End of kernel command line string
*
*/
- .section .text.head, "ax"
+ .section .head.text, "ax"
_ENTRY(_stext);
_ENTRY(_start);
/*
--- 0.org/arch/powerpc/kernel/init_task.c Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/init_task.c Wed Jul 2 00:45:57 2008
@@ -22,7 +22,7 @@
* "init_task" linker map entry..
*/
union thread_union init_thread_union
- __attribute__((__section__(".data.init_task"))) =
+ __attribute__((__section__(".init_task.data"))) =
{ INIT_THREAD_INFO(init_task) };
/*
--- 0.org/arch/powerpc/kernel/machine_kexec_64.c Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/machine_kexec_64.c Wed Jul 2 00:45:57 2008
@@ -250,7 +250,7 @@
* current, but that audit has not been performed.
*/
union thread_union kexec_stack
- __attribute__((__section__(".data.init_task"))) = { };
+ __attribute__((__section__(".init_task.data"))) = { };
/* Our assembly helper, in kexec_stub.S */
extern NORET_TYPE void kexec_sequence(void *newstack, unsigned long start,
--- 0.org/arch/powerpc/kernel/vdso.c Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/vdso.c Wed Jul 2 00:46:09 2008
@@ -74,7 +74,7 @@
static union {
struct vdso_data data;
u8 page[PAGE_SIZE];
-} vdso_data_store __attribute__((__section__(".data.page_aligned")));
+} vdso_data_store __attribute__((__section__(".page_aligned.data")));
struct vdso_data *vdso_data = &vdso_data_store.data;
/* Format of the patch table */
--- 0.org/arch/powerpc/kernel/vdso32/vdso32_wrapper.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/vdso32/vdso32_wrapper.S Wed Jul 2 00:46:09 2008
@@ -1,7 +1,7 @@
#include <linux/init.h>
#include <asm/page.h>
- .section ".data.page_aligned"
+ .section ".page_aligned.data"
.globl vdso32_start, vdso32_end
.balign PAGE_SIZE
--- 0.org/arch/powerpc/kernel/vdso64/vdso64_wrapper.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/vdso64/vdso64_wrapper.S Wed Jul 2 00:46:09 2008
@@ -1,7 +1,7 @@
#include <linux/init.h>
#include <asm/page.h>
- .section ".data.page_aligned"
+ .section ".page_aligned.data"
.globl vdso64_start, vdso64_end
.balign PAGE_SIZE
--- 0.org/arch/powerpc/kernel/vmlinux.lds.S Wed Jul 2 00:40:41 2008
+++ 1.fixname/arch/powerpc/kernel/vmlinux.lds.S Wed Jul 2 00:54:28 2008
@@ -33,9 +33,9 @@
/* Text and gots */
.text : AT(ADDR(.text) - LOAD_OFFSET) {
ALIGN_FUNCTION();
- *(.text.head)
+ *(.head.text)
_text = .;
- *(.text .fixup .text.init.refok .exit.text.refok)
+ *(.text .fixup .init.refok.text .exit.refok.text)
SCHED_TEXT
LOCK_TEXT
KPROBES_TEXT
@@ -144,10 +144,10 @@
}
#endif
. = ALIGN(PAGE_SIZE);
- .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) {
+ .percpu.data : AT(ADDR(.percpu.data) - LOAD_OFFSET) {
__per_cpu_start = .;
- *(.data.percpu)
- *(.data.percpu.shared_aligned)
+ *(.percpu.data)
+ *(.percpu.shared_aligned.data)
__per_cpu_end = .;
}
@@ -204,28 +204,28 @@
#else
. = ALIGN(16384);
#endif
- .data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {
- *(.data.init_task)
+ .init_task.data : AT(ADDR(.init_task.data) - LOAD_OFFSET) {
+ *(.init_task.data)
}
. = ALIGN(PAGE_SIZE);
- .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {
- *(.data.page_aligned)
+ .page_aligned.data : AT(ADDR(.page_aligned.data) - LOAD_OFFSET) {
+ *(.page_aligned.data)
}
- .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {
- *(.data.cacheline_aligned)
+ .cacheline_aligned.data : AT(ADDR(.cacheline_aligned.data) - LOAD_OFFSET) {
+ *(.cacheline_aligned.data)
}
. = ALIGN(L1_CACHE_BYTES);
- .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {
- *(.data.read_mostly)
+ .read_mostly.data : AT(ADDR(.read_mostly.data) - LOAD_OFFSET) {
+ *(.read_mostly.data)
}
. = ALIGN(PAGE_SIZE);
.data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) {
__nosave_begin = .;
- *(.data.nosave)
+ *(.nosave.data)
. = ALIGN(PAGE_SIZE);
__nosave_end = .;
}
--- 0.org/include/asm-powerpc/cache.h Wed Jul 2 00:40:50 2008
+++ 1.fixname/include/asm-powerpc/cache.h Wed Jul 2 00:45:45 2008
@@ -35,7 +35,7 @@
#endif /* __powerpc64__ && ! __ASSEMBLY__ */
#if !defined(__ASSEMBLY__)
-#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+#define __read_mostly __attribute__((__section__(".read_mostly.data")))
#endif
#endif /* __KERNEL__ */
--- 0.org/include/asm-powerpc/page_64.h Wed Jul 2 00:40:50 2008
+++ 1.fixname/include/asm-powerpc/page_64.h Wed Jul 2 00:46:09 2008
@@ -150,7 +150,7 @@
#else
#define __page_aligned \
__attribute__((__aligned__(PAGE_SIZE), \
- __section__(".data.page_aligned")))
+ __section__(".page_aligned.data")))
#endif
#define VM_DATA_DEFAULT_FLAGS \
--- 0.org/include/asm-powerpc/ppc_asm.h Wed Jul 2 00:40:50 2008
+++ 1.fixname/include/asm-powerpc/ppc_asm.h Wed Jul 2 00:44:28 2008
@@ -156,7 +156,7 @@
GLUE(.,name):
#define _INIT_GLOBAL(name) \
- .section ".text.init.refok"; \
+ .section ".init.refok.text"; \
.align 2 ; \
.globl name; \
.globl GLUE(.,name); \
@@ -196,7 +196,7 @@
GLUE(.,name):
#define _INIT_STATIC(name) \
- .section ".text.init.refok"; \
+ .section ".init.refok.text"; \
.align 2 ; \
.section ".opd","aw"; \
name: \
reply other threads:[~2008-07-01 22:39 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=200807020239.36751.vda.linux@googlemail.com \
--to=vda.linux@googlemail.com \
--cc=akpm@linux-foundation.org \
--cc=andi@firstfloor.org \
--cc=davem@davemloft.net \
--cc=dhowells@redhat.com \
--cc=dwmw2@infradead.org \
--cc=jwboyer@linux.vnet.ibm.com \
--cc=kernel@wantstofly.org \
--cc=linux-arch@vger.kernel.org \
--cc=linux-embedded@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=paul.gortmaker@windriver.com \
--cc=paulus@samba.org \
--cc=ralf@linux-mips.org \
--cc=rmk@arm.linux.org.uk \
--cc=schwidefsky@de.ibm.com \
--cc=tim.bird@am.sony.com \
--cc=torvalds@linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.