diff options
| author | Josh Poimboeuf <jpoimboe@redhat.com> | 2016-08-18 10:59:05 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-08-18 18:41:30 +0200 |
| commit | ae952ffdfdf986ecd1452d552a69b82cae7b5e58 (patch) | |
| tree | 4987ae08b760a9dd99694462db632bc60b201a13 | |
| parent | 6225f3232a04a54786f817f3648a1f8cc5920272 (diff) | |
x86/head: Remove useless zeroed word
This zeroed word has no apparent purpose, so remove it.
Brian Gerst says:
"FYI the word used to be the SS segment selector for the LSS
instruction, which isn't needed in 64-bit mode."
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Byungchul Park <byungchul.park@lge.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Nilay Vaish <nilayvaish@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/b056855c295bbb3825b97c1e9f7958539a4d6cf2.1471535549.git.jpoimboe@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
| -rw-r--r-- | arch/x86/kernel/head_64.S | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index e04814215f15..c98a559c346e 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -328,7 +328,6 @@ ENDPROC(start_cpu0) .quad INIT_PER_CPU_VAR(irq_stack_union) GLOBAL(initial_stack) .quad init_thread_union+THREAD_SIZE-8 - .word 0 __FINITDATA bad_address: |