Commit-ID: 1037acf062a3af5467bf6bcfdcf93ef989e5319b Gitweb: http://git.kernel.org/tip/1037acf062a3af5467bf6bcfdcf93ef989e5319b Author: H. Peter Anvin <h...@linux.intel.com> AuthorDate: Sat, 27 Apr 2013 16:10:11 -0700 Committer: H. Peter Anvin <h...@linux.intel.com> CommitDate: Tue, 25 Jun 2013 15:50:04 -0700
x86, flags: Rename X86_EFLAGS_BIT1 to X86_EFLAGS_FIXED Bit 1 in the x86 EFLAGS is always set. Name the macro something that actually tries to explain what it is all about, rather than being a tautology. Signed-off-by: H. Peter Anvin <h...@linux.intel.com> Link: http://lkml.kernel.org/n/tip-f10rx5vjjm6tfnt8o1wse...@git.kernel.org --- arch/x86/include/uapi/asm/processor-flags.h | 2 +- arch/x86/kernel/entry_64.S | 2 +- arch/x86/kernel/process_32.c | 2 +- arch/x86/kernel/process_64.c | 2 +- drivers/lguest/x86/core.c | 2 +- 5 files changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/x86/include/uapi/asm/processor-flags.h b/arch/x86/include/uapi/asm/processor-flags.h index 54991a7..b16e6d2 100644 --- a/arch/x86/include/uapi/asm/processor-flags.h +++ b/arch/x86/include/uapi/asm/processor-flags.h @@ -6,7 +6,7 @@ * EFLAGS bits */ #define X86_EFLAGS_CF 0x00000001 /* Carry Flag */ -#define X86_EFLAGS_BIT1 0x00000002 /* Bit 1 - always on */ +#define X86_EFLAGS_FIXED 0x00000002 /* Bit 1 - always on */ #define X86_EFLAGS_PF 0x00000004 /* Parity Flag */ #define X86_EFLAGS_AF 0x00000010 /* Auxiliary carry Flag */ #define X86_EFLAGS_ZF 0x00000040 /* Zero Flag */ diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index 7272089..5fe1fb2 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -365,7 +365,7 @@ ENDPROC(native_usergs_sysret64) /*CFI_REL_OFFSET ss,0*/ pushq_cfi %rax /* rsp */ CFI_REL_OFFSET rsp,0 - pushq_cfi $(X86_EFLAGS_IF|X86_EFLAGS_BIT1) /* eflags - interrupts on */ + pushq_cfi $(X86_EFLAGS_IF|X86_EFLAGS_FIXED) /* eflags - interrupts on */ /*CFI_REL_OFFSET rflags,0*/ pushq_cfi $__KERNEL_CS /* cs */ /*CFI_REL_OFFSET cs,0*/ diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 7305f7d..0339f5c 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -147,7 +147,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, childregs->bp = arg; childregs->orig_ax = -1; childregs->cs = __KERNEL_CS | get_kernel_rpl(); - childregs->flags = X86_EFLAGS_IF | X86_EFLAGS_BIT1; + childregs->flags = X86_EFLAGS_IF | X86_EFLAGS_FIXED; p->fpu_counter = 0; p->thread.io_bitmap_ptr = NULL; memset(p->thread.ptrace_bps, 0, sizeof(p->thread.ptrace_bps)); diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 355ae06..f99a242 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -176,7 +176,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, childregs->bp = arg; childregs->orig_ax = -1; childregs->cs = __KERNEL_CS | get_kernel_rpl(); - childregs->flags = X86_EFLAGS_IF | X86_EFLAGS_BIT1; + childregs->flags = X86_EFLAGS_IF | X86_EFLAGS_FIXED; return 0; } *childregs = *current_pt_regs(); diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c index f0a3347..5169239 100644 --- a/drivers/lguest/x86/core.c +++ b/drivers/lguest/x86/core.c @@ -700,7 +700,7 @@ void lguest_arch_setup_regs(struct lg_cpu *cpu, unsigned long start) * interrupts are enabled. We always leave interrupts enabled while * running the Guest. */ - regs->eflags = X86_EFLAGS_IF | X86_EFLAGS_BIT1; + regs->eflags = X86_EFLAGS_IF | X86_EFLAGS_FIXED; /* * The "Extended Instruction Pointer" register says where the Guest is -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
