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authorJiri Slaby <jslaby@suse.cz>2019-10-11 13:50:47 +0200
committerBorislav Petkov <bp@suse.de>2019-10-18 10:29:34 +0200
commitdeff8a24e1021fb39dddf5f6bc5832e0e3a632ea (patch)
tree1162565298647e88883eb06be4e3cd421b5f0a77 /arch/x86/boot/compressed/head_64.S
parent74d8b90a889022e306b543ff2147a6941c99b354 (diff)
downloadblackbird-op-linux-deff8a24e1021fb39dddf5f6bc5832e0e3a632ea.tar.gz
blackbird-op-linux-deff8a24e1021fb39dddf5f6bc5832e0e3a632ea.zip
x86/boot: Annotate local functions
.Lrelocated, .Lpaging_enabled, .Lno_longmode, and .Lin_pm32 are self-standing local functions, annotate them as such and preserve "no alignment". The annotations do not generate anything yet. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Cao jin <caoj.fnst@cn.fujitsu.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Kate Stewart <kstewart@linuxfoundation.org> Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> Cc: linux-arch@vger.kernel.org Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Wei Huang <wei@redhat.com> Cc: x86-ml <x86@kernel.org> Cc: Xiaoyao Li <xiaoyao.li@linux.intel.com> Link: https://lkml.kernel.org/r/20191011115108.12392-8-jslaby@suse.cz
Diffstat (limited to 'arch/x86/boot/compressed/head_64.S')
-rw-r--r--arch/x86/boot/compressed/head_64.S9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index d98cd483377e..7afe6e067066 100644
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -511,7 +511,7 @@ ENDPROC(efi64_stub_entry)
#endif
.text
-.Lrelocated:
+SYM_FUNC_START_LOCAL_NOALIGN(.Lrelocated)
/*
* Clear BSS (stack is currently empty)
@@ -540,6 +540,7 @@ ENDPROC(efi64_stub_entry)
* Jump to the decompressed kernel.
*/
jmp *%rax
+SYM_FUNC_END(.Lrelocated)
/*
* Adjust the global offset table
@@ -635,9 +636,10 @@ ENTRY(trampoline_32bit_src)
lret
.code64
-.Lpaging_enabled:
+SYM_FUNC_START_LOCAL_NOALIGN(.Lpaging_enabled)
/* Return from the trampoline */
jmp *%rdi
+SYM_FUNC_END(.Lpaging_enabled)
/*
* The trampoline code has a size limit.
@@ -647,11 +649,12 @@ ENTRY(trampoline_32bit_src)
.org trampoline_32bit_src + TRAMPOLINE_32BIT_CODE_SIZE
.code32
-.Lno_longmode:
+SYM_FUNC_START_LOCAL_NOALIGN(.Lno_longmode)
/* This isn't an x86-64 CPU, so hang intentionally, we cannot continue */
1:
hlt
jmp 1b
+SYM_FUNC_END(.Lno_longmode)
#include "../../kernel/verify_cpu.S"
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