Messages in this thread Patch in this message | | | From | Denys Vlasenko <> | Subject | [PATCH 4/7] x86: entry.S: use JZ mnemonic after TEST, not JE | Date | Wed, 25 Feb 2015 01:00:16 +0100 |
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After TEST insn, JE actually performs "jump if zero", let's use JZ mnemonic instead.
No code changes, but less confusion.
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com> CC: Linus Torvalds <torvalds@linux-foundation.org> CC: Steven Rostedt <rostedt@goodmis.org> CC: Ingo Molnar <mingo@kernel.org> CC: Borislav Petkov <bp@alien8.de> CC: "H. Peter Anvin" <hpa@zytor.com> CC: Andy Lutomirski <luto@amacapital.net> CC: Oleg Nesterov <oleg@redhat.com> CC: Frederic Weisbecker <fweisbec@gmail.com> CC: Alexei Starovoitov <ast@plumgrid.com> CC: Will Drewry <wad@chromium.org> CC: Kees Cook <keescook@chromium.org> CC: x86@kernel.org CC: linux-kernel@vger.kernel.org --- arch/x86/kernel/entry_64.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index 779ae21..99e3abc 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -686,7 +686,7 @@ ret_from_intr: exit_intr: GET_THREAD_INFO(%rcx) testl $3,CS(%rsp) - je retint_kernel + jz retint_kernel /* Interrupt came from user space */ /* -- 1.8.1.4
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