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authorKees Cook <keescook@chromium.org>2016-05-09 23:22:05 +0300
committerIngo Molnar <mingo@kernel.org>2016-05-10 11:12:03 +0300
commitcb18ef0da259db611fbf52806592fde5f469ae67 (patch)
tree6f4b904e645937e78bedfacdb3a2aeace163c4f8 /arch/x86/mm/ident_map.c
parent434a6c9f90f7ab5ade619455df01ef5ebea533ee (diff)
downloadlinux-cb18ef0da259db611fbf52806592fde5f469ae67.tar.xz
x86/boot: Add missing file header comments
There were some files with missing header comments. Since they are included from both compressed and regular kernels, make note of that. Also corrects a typo in the mem_avoid comments. Signed-off-by: Kees Cook <keescook@chromium.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Andy Lutomirski <luto@kernel.org> Cc: Baoquan He <bhe@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Borislav Petkov <bp@suse.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Dave Young <dyoung@redhat.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vivek Goyal <vgoyal@redhat.com> Cc: Yinghai Lu <yinghai@kernel.org> Cc: kernel-hardening@lists.openwall.com Cc: lasse.collin@tukaani.org Link: http://lkml.kernel.org/r/1462825332-10505-3-git-send-email-keescook@chromium.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/mm/ident_map.c')
-rw-r--r--arch/x86/mm/ident_map.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/mm/ident_map.c b/arch/x86/mm/ident_map.c
index 751ca920773a..ec21796ac5fd 100644
--- a/arch/x86/mm/ident_map.c
+++ b/arch/x86/mm/ident_map.c
@@ -1,3 +1,7 @@
+/*
+ * Helper routines for building identity mapping page tables. This is
+ * included by both the compressed kernel and the regular kernel.
+ */
static void ident_pmd_init(unsigned long pmd_flag, pmd_t *pmd_page,
unsigned long addr, unsigned long end)
@@ -10,6 +14,7 @@ static void ident_pmd_init(unsigned long pmd_flag, pmd_t *pmd_page,
set_pmd(pmd, __pmd(addr | pmd_flag));
}
}
+
static int ident_pud_init(struct x86_mapping_info *info, pud_t *pud_page,
unsigned long addr, unsigned long end)
{