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x86/timer: Don't inline __const_udelay

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__const_udelay is marked inline, and LTO will happily inline it everywhere

Dropping the inline saves ~44k text in a LTO build.

13999560        1740864 1499136 17239560        1070e08 vmlinux-with-udelay-inline
13954764        1736768 1499136 17190668        1064f0c vmlinux-wo-udelay-inline

Inlining it has no advantage in general, so its the right thing to do.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20171222001821.2157-2-andi@firstfloor.org
This commit is contained in:
Andi Kleen
2017-12-21 16:18:16 -08:00
committed by Thomas Gleixner
parent 81bf665d00
commit 7cf1aaa2ad
1 changed files with 1 additions and 1 deletions
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2
arch/x86/lib/delay.c
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@@ -162,7 +162,7 @@ void __delay(unsigned long loops)
} }
EXPORT_SYMBOL(__delay); EXPORT_SYMBOL(__delay);
inline void __const_udelay(unsigned long xloops) void __const_udelay(unsigned long xloops)
{ {
unsigned long lpj = this_cpu_read(cpu_info.loops_per_jiffy) ? : loops_per_jiffy; unsigned long lpj = this_cpu_read(cpu_info.loops_per_jiffy) ? : loops_per_jiffy;
int d0; int d0;