Commit-ID: 7c360572b430a0e9757bafc0c20f26c920f2a07f Gitweb: http://git.kernel.org/tip/7c360572b430a0e9757bafc0c20f26c920f2a07f Author: Andy Lutomirski <luto@xxxxxxxxxx> AuthorDate: Tue, 19 Jan 2016 13:38:59 -0800 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitDate: Wed, 20 Jan 2016 11:39:14 +0100 x86/mm: Make kmap_prot into a #define The value (once we initialize it) is a foregone conclusion. Make it a #define to save a tiny amount of text and data size and to make it more comprehensible. Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxx> Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx> Cc: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx> Cc: Borislav Petkov <bp@xxxxxxxxx> Cc: Brian Gerst <brgerst@xxxxxxxxx> Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx> Cc: H. Peter Anvin <hpa@xxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Mike Galbraith <efault@xxxxxx> Cc: Pavel Machek <pavel@xxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Stephen Smalley <sds@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: http://lkml.kernel.org/r/0850eb0213de9da88544ff7fae72dc6d06d2b441.1453239349.git.luto@xxxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- arch/x86/include/asm/fixmap.h | 2 +- arch/x86/mm/init_32.c | 3 --- 2 files changed, 1 insertion(+), 4 deletions(-) diff --git a/arch/x86/include/asm/fixmap.h b/arch/x86/include/asm/fixmap.h index 6d7d0e5..8554f96 100644 --- a/arch/x86/include/asm/fixmap.h +++ b/arch/x86/include/asm/fixmap.h @@ -138,7 +138,7 @@ extern void reserve_top_address(unsigned long reserve); extern int fixmaps_set; extern pte_t *kmap_pte; -extern pgprot_t kmap_prot; +#define kmap_prot PAGE_KERNEL extern pte_t *pkmap_page_table; void __native_set_fixmap(enum fixed_addresses idx, pte_t pte); diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index cb4ef3d..a4bb1c7 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -388,7 +388,6 @@ repeat: } pte_t *kmap_pte; -pgprot_t kmap_prot; static inline pte_t *kmap_get_fixmap_pte(unsigned long vaddr) { @@ -405,8 +404,6 @@ static void __init kmap_init(void) */ kmap_vstart = __fix_to_virt(FIX_KMAP_BEGIN); kmap_pte = kmap_get_fixmap_pte(kmap_vstart); - - kmap_prot = PAGE_KERNEL; } #ifdef CONFIG_HIGHMEM -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html