linux-kernel - [PATCH 2/5] x86/mm: Rename tasksize_32bit/64bit to task_size

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Date:   Thu, 22 Jun 2017 15:26:05 +0300
From:   "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>, x86@...nel.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>
Cc:     Andi Kleen <ak@...ux.intel.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Andy Lutomirski <luto@...capital.net>,
        linux-arch@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Subject: [PATCH 2/5] x86/mm: Rename tasksize_32bit/64bit to task_size_32bit/64bit

Rename these helpers to be consistent with spelling of TASK_SIZE and
related constants.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
---
 arch/x86/include/asm/elf.h   |  4 ++--
 arch/x86/kernel/sys_x86_64.c |  2 +-
 arch/x86/mm/hugetlbpage.c    |  2 +-
 arch/x86/mm/mmap.c           | 10 +++++-----
 4 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h
index e8ab9a46bc68..e68e9ff588c8 100644
--- a/arch/x86/include/asm/elf.h
+++ b/arch/x86/include/asm/elf.h
@@ -303,8 +303,8 @@ static inline int mmap_is_ia32(void)
 		test_thread_flag(TIF_ADDR32));
 }
 
-extern unsigned long tasksize_32bit(void);
-extern unsigned long tasksize_64bit(void);
+extern unsigned long task_size_32bit(void);
+extern unsigned long task_size_64bit(void);
 extern unsigned long get_mmap_base(int is_legacy);
 
 #ifdef CONFIG_X86_32
diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c
index 213ddf3e937d..89bd0d6460e1 100644
--- a/arch/x86/kernel/sys_x86_64.c
+++ b/arch/x86/kernel/sys_x86_64.c
@@ -120,7 +120,7 @@ static void find_start_end(unsigned long flags, unsigned long *begin,
 	}
 
 	*begin	= get_mmap_base(1);
-	*end	= in_compat_syscall() ? tasksize_32bit() : tasksize_64bit();
+	*end	= in_compat_syscall() ? task_size_32bit() : task_size_64bit();
 }
 
 unsigned long
diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c
index adad702b39cd..93bfd6d7ce1c 100644
--- a/arch/x86/mm/hugetlbpage.c
+++ b/arch/x86/mm/hugetlbpage.c
@@ -86,7 +86,7 @@ static unsigned long hugetlb_get_unmapped_area_bottomup(struct file *file,
 	info.length = len;
 	info.low_limit = get_mmap_base(1);
 	info.high_limit = in_compat_syscall() ?
-		tasksize_32bit() : tasksize_64bit();
+		task_size_32bit() : task_size_64bit();
 	info.align_mask = PAGE_MASK & ~huge_page_mask(h);
 	info.align_offset = 0;
 	return vm_unmapped_area(&info);
diff --git a/arch/x86/mm/mmap.c b/arch/x86/mm/mmap.c
index 19ad095b41df..b99c1a29dcca 100644
--- a/arch/x86/mm/mmap.c
+++ b/arch/x86/mm/mmap.c
@@ -37,12 +37,12 @@ struct va_alignment __read_mostly va_align = {
 	.flags = -1,
 };
 
-unsigned long tasksize_32bit(void)
+unsigned long task_size_32bit(void)
 {
 	return IA32_PAGE_OFFSET;
 }
 
-unsigned long tasksize_64bit(void)
+unsigned long task_size_64bit(void)
 {
 	return TASK_SIZE_MAX;
 }
@@ -52,7 +52,7 @@ static unsigned long stack_maxrandom_size(unsigned long task_size)
 	unsigned long max = 0;
 	if ((current->flags & PF_RANDOMIZE) &&
 		!(current->personality & ADDR_NO_RANDOMIZE)) {
-		max = (-1UL) & __STACK_RND_MASK(task_size == tasksize_32bit());
+		max = (-1UL) & __STACK_RND_MASK(task_size == task_size_32bit());
 		max <<= PAGE_SHIFT;
 	}
 
@@ -140,7 +140,7 @@ void arch_pick_mmap_layout(struct mm_struct *mm)
 		mm->get_unmapped_area = arch_get_unmapped_area_topdown;
 
 	arch_pick_mmap_base(&mm->mmap_base, &mm->mmap_legacy_base,
-			arch_rnd(mmap64_rnd_bits), tasksize_64bit());
+			arch_rnd(mmap64_rnd_bits), task_size_64bit());
 
 #ifdef CONFIG_HAVE_ARCH_COMPAT_MMAP_BASES
 	/*
@@ -150,7 +150,7 @@ void arch_pick_mmap_layout(struct mm_struct *mm)
 	 * mmap_base, the compat syscall uses mmap_compat_base.
 	 */
 	arch_pick_mmap_base(&mm->mmap_compat_base, &mm->mmap_compat_legacy_base,
-			arch_rnd(mmap32_rnd_bits), tasksize_32bit());
+			arch_rnd(mmap32_rnd_bits), task_size_32bit());
 #endif
 }
 
-- 
2.11.0