From mboxrd@z Thu Jan 1 00:00:00 1970 From: Denys Vlasenko Subject: [PATCH 13/23] make section names compatible with -ffunction-sections -fdata-sections: mn10300 Date: Wed, 2 Jul 2008 02:38:45 +0200 Message-ID: <200807020238.45086.vda.linux@googlemail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org To: linux-arch@vger.kernel.org Cc: Russell King , David Howells , Ralf Baechle , Lennert Buytenhek , Josh Boyer , Paul Mackerras , David Woodhouse , Andi Kleen , torvalds@linux-foundation.org, akpm@linux-foundation.org, Paul Gortmaker , linux-embedded@vger.kernel.org, linux-kernel@vger.kernel.org, Tim Bird , Martin Schwidefsky , Dave Miller List-Id: linux-arch.vger.kernel.org The purpose of this patch is to make kernel buildable with "gcc -ffunction-sections -fdata-sections". This patch fixes mn10300 architecture. Signed-off-by: Denys Vlasenko -- vda --- 0.org/arch/mn10300/kernel/head.S Wed Jul 2 00:40:41 2008 +++ 1.fixname/arch/mn10300/kernel/head.S Wed Jul 2 00:44:22 2008 @@ -19,7 +19,7 @@ #include #include - .section .text.head,"ax" + .section .head.text,"ax" ############################################################################### # --- 0.org/arch/mn10300/kernel/init_task.c Wed Jul 2 00:40:41 2008 +++ 1.fixname/arch/mn10300/kernel/init_task.c Wed Jul 2 00:45:57 2008 @@ -32,7 +32,7 @@ * "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/mn10300/kernel/vmlinux.lds.S Wed Jul 2 00:40:41 2008 +++ 1.fixname/arch/mn10300/kernel/vmlinux.lds.S Wed Jul 2 00:47:00 2008 @@ -27,7 +27,7 @@ _text = .; /* Text and read-only data */ .text : { *( - .text.head + .head.text .text ) TEXT_TEXT @@ -57,25 +57,25 @@ . = ALIGN(4096); __nosave_begin = .; - .data_nosave : { *(.data.nosave) } + .data_nosave : { *(.nosave.data) } . = ALIGN(4096); __nosave_end = .; . = ALIGN(4096); - .data.page_aligned : { *(.data.idt) } + .page_aligned.data : { *(.idt.data) } . = ALIGN(32); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } + .cacheline_aligned.data : { *(.cacheline_aligned.data) } /* rarely changed data like cpu maps */ . = ALIGN(32); - .data.read_mostly : AT(ADDR(.data.read_mostly)) { - *(.data.read_mostly) + .read_mostly.data : AT(ADDR(.read_mostly.data)) { + *(.read_mostly.data) _edata = .; /* End of data section */ } . = ALIGN(THREAD_SIZE); /* init_task */ - .data.init_task : { *(.data.init_task) } + .init_task.data : { *(.init_task.data) } /* might get freed after init */ . = ALIGN(4096); @@ -128,7 +128,7 @@ . = ALIGN(32); __per_cpu_start = .; - .data.percpu : { *(.data.percpu) } + .percpu.data : { *(.percpu.data) } __per_cpu_end = .; . = ALIGN(4096); __init_end = .; @@ -136,7 +136,7 @@ __bss_start = .; /* BSS */ .bss : { - *(.bss.page_aligned) + *(.bss.k.page_aligned) *(.bss) } . = ALIGN(4); From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from qb-out-0506.google.com ([72.14.204.227]:17527 "EHLO qb-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762684AbYGAWii (ORCPT ); Tue, 1 Jul 2008 18:38:38 -0400 Received: by qb-out-0506.google.com with SMTP id d8so937473qbc.37 for ; Tue, 01 Jul 2008 15:38:38 -0700 (PDT) From: Denys Vlasenko Subject: [PATCH 13/23] make section names compatible with -ffunction-sections -fdata-sections: mn10300 Date: Wed, 2 Jul 2008 02:38:45 +0200 MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-ID: <200807020238.45086.vda.linux@googlemail.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: linux-arch@vger.kernel.org Cc: Russell King , David Howells , Ralf Baechle , Lennert Buytenhek , Josh Boyer , Paul Mackerras , David Woodhouse , Andi Kleen , torvalds@linux-foundation.org, akpm@linux-foundation.org, Paul Gortmaker , linux-embedded@vger.kernel.org, linux-kernel@vger.kernel.org, Tim Bird , Martin Schwidefsky , Dave Miller Message-ID: <20080702003845.w_0FHavt7VBOQ3XLXgC0GNx9c2LbcTkfcPsiZW_Av4w@z> The purpose of this patch is to make kernel buildable with "gcc -ffunction-sections -fdata-sections". This patch fixes mn10300 architecture. Signed-off-by: Denys Vlasenko -- vda --- 0.org/arch/mn10300/kernel/head.S Wed Jul 2 00:40:41 2008 +++ 1.fixname/arch/mn10300/kernel/head.S Wed Jul 2 00:44:22 2008 @@ -19,7 +19,7 @@ #include #include - .section .text.head,"ax" + .section .head.text,"ax" ############################################################################### # --- 0.org/arch/mn10300/kernel/init_task.c Wed Jul 2 00:40:41 2008 +++ 1.fixname/arch/mn10300/kernel/init_task.c Wed Jul 2 00:45:57 2008 @@ -32,7 +32,7 @@ * "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/mn10300/kernel/vmlinux.lds.S Wed Jul 2 00:40:41 2008 +++ 1.fixname/arch/mn10300/kernel/vmlinux.lds.S Wed Jul 2 00:47:00 2008 @@ -27,7 +27,7 @@ _text = .; /* Text and read-only data */ .text : { *( - .text.head + .head.text .text ) TEXT_TEXT @@ -57,25 +57,25 @@ . = ALIGN(4096); __nosave_begin = .; - .data_nosave : { *(.data.nosave) } + .data_nosave : { *(.nosave.data) } . = ALIGN(4096); __nosave_end = .; . = ALIGN(4096); - .data.page_aligned : { *(.data.idt) } + .page_aligned.data : { *(.idt.data) } . = ALIGN(32); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } + .cacheline_aligned.data : { *(.cacheline_aligned.data) } /* rarely changed data like cpu maps */ . = ALIGN(32); - .data.read_mostly : AT(ADDR(.data.read_mostly)) { - *(.data.read_mostly) + .read_mostly.data : AT(ADDR(.read_mostly.data)) { + *(.read_mostly.data) _edata = .; /* End of data section */ } . = ALIGN(THREAD_SIZE); /* init_task */ - .data.init_task : { *(.data.init_task) } + .init_task.data : { *(.init_task.data) } /* might get freed after init */ . = ALIGN(4096); @@ -128,7 +128,7 @@ . = ALIGN(32); __per_cpu_start = .; - .data.percpu : { *(.data.percpu) } + .percpu.data : { *(.percpu.data) } __per_cpu_end = .; . = ALIGN(4096); __init_end = .; @@ -136,7 +136,7 @@ __bss_start = .; /* BSS */ .bss : { - *(.bss.page_aligned) + *(.bss.k.page_aligned) *(.bss) } . = ALIGN(4);