Messages in this thread | | | From | "Rafael J. Wysocki" <> | Date | Fri, 18 May 2018 12:03:20 +0200 | Subject | Re: [PATCH v6 02/28] x86/asm/suspend: drop ENTRY from local data |
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On Fri, May 18, 2018 at 11:16 AM, Jiri Slaby <jslaby@suse.cz> wrote: > ENTRY was intended for functions and shall be paired with ENDPROC. > ENTRY also aligns symbols which creates unnecessary holes here between > data. > > So drop ENTRY from saved_eip in wakeup_32 and many saved_* in wakeup_64, > as these symbols are local only. > > We could use SYM_DATA_LOCAL for these symbols, but it was discouraged > earlier [1]. > > [1] https://lkml.org/lkml/2017/4/27/244 > > Signed-off-by: Jiri Slaby <jslaby@suse.cz> > Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net> > Cc: Len Brown <len.brown@intel.com> > Cc: Pavel Machek <pavel@ucw.cz> > Cc: Thomas Gleixner <tglx@linutronix.de> > Cc: Ingo Molnar <mingo@redhat.com> > Cc: "H. Peter Anvin" <hpa@zytor.com> > Cc: x86@kernel.org > Cc: linux-pm@vger.kernel.org
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> --- > arch/x86/kernel/acpi/wakeup_32.S | 2 +- > arch/x86/kernel/acpi/wakeup_64.S | 12 ++++++------ > 2 files changed, 7 insertions(+), 7 deletions(-) > > diff --git a/arch/x86/kernel/acpi/wakeup_32.S b/arch/x86/kernel/acpi/wakeup_32.S > index 0c26b1b44e51..4203d4f0c68d 100644 > --- a/arch/x86/kernel/acpi/wakeup_32.S > +++ b/arch/x86/kernel/acpi/wakeup_32.S > @@ -90,7 +90,7 @@ ret_point: > .data > ALIGN > ENTRY(saved_magic) .long 0 > -ENTRY(saved_eip) .long 0 > +saved_eip: .long 0 > > # saved registers > saved_idt: .long 0,0 > diff --git a/arch/x86/kernel/acpi/wakeup_64.S b/arch/x86/kernel/acpi/wakeup_64.S > index 50b8ed0317a3..510fa12aab73 100644 > --- a/arch/x86/kernel/acpi/wakeup_64.S > +++ b/arch/x86/kernel/acpi/wakeup_64.S > @@ -125,12 +125,12 @@ ENTRY(do_suspend_lowlevel) > ENDPROC(do_suspend_lowlevel) > > .data > -ENTRY(saved_rbp) .quad 0 > -ENTRY(saved_rsi) .quad 0 > -ENTRY(saved_rdi) .quad 0 > -ENTRY(saved_rbx) .quad 0 > +saved_rbp: .quad 0 > +saved_rsi: .quad 0 > +saved_rdi: .quad 0 > +saved_rbx: .quad 0 > > -ENTRY(saved_rip) .quad 0 > -ENTRY(saved_rsp) .quad 0 > +saved_rip: .quad 0 > +saved_rsp: .quad 0 > > ENTRY(saved_magic) .quad 0 > -- > 2.16.3 >
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