linux/arch/powerpc
Christophe Leroy 0faa22f09c powerpc/time: Force inlining of get_tb()
Force inlining of get_tb() in order to avoid getting
following function in vdso32, leading to suboptimal
performance in clock_gettime()

00000688 <.get_tb>:
 688:	7c 6d 42 a6 	mftbu   r3
 68c:	7c 8c 42 a6 	mftb    r4
 690:	7d 2d 42 a6 	mftbu   r9
 694:	7c 03 48 40 	cmplw   r3,r9
 698:	40 e2 ff f0 	bne+    688 <.get_tb>
 69c:	4e 80 00 20 	blr

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/df05d53eed1210cf1aa76d1fb44aa0fab29c018e.1608488286.git.christophe.leroy@csgroup.eu
2020-12-21 22:06:10 +11:00
..
boot powerpc/boot: Fix build of dts/fsl 2020-12-21 22:06:09 +11:00
configs powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
crypto crypto: powerpc/sha256-spe - Fix sparse endianness warning 2020-11-27 17:13:41 +11:00
include powerpc/time: Force inlining of get_tb() 2020-12-21 22:06:10 +11:00
kernel powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
kexec arch, drivers: replace for_each_membock() with for_each_mem_range() 2020-10-13 18:38:35 -07:00
kvm powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
lib powerpc/sstep: Add testcases for VSX vector paired load/store instructions 2020-12-11 00:09:10 +11:00
math-emu
mm powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
net bpf, powerpc: Fix misuse of fallthrough in bpf_jit_comp() 2020-09-29 16:39:11 +02:00
oprofile powerpc/oprofile: fix spelling mistake "contex" -> "context" 2020-08-25 01:31:33 +10:00
perf powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
platforms powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
purgatory powerpc/kexec_file: Enable early kernel OPAL calls 2020-07-29 23:47:55 +10:00
sysdev powerpc/xive: Improve error reporting of OPAL calls 2020-12-11 09:53:11 +11:00
tools powerpc/tools: Remove 90 line limit in checkpatch script 2020-09-08 22:57:11 +10:00
xmon powerpc/xmon: Change printk() to pr_cont() 2020-12-04 21:56:30 +11:00
Kbuild powerpc/kexec: Move kexec files into a dedicated subdir. 2019-11-21 15:41:34 +11:00
Kconfig powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
Kconfig.debug powerpc: Remove Xilinx PPC405/PPC440 support 2020-05-28 23:24:34 +10:00
Makefile powerpc updates for 5.11 2020-12-17 13:34:25 -08:00
Makefile.postlink powerpc: unrel_branch_check.sh: use nm to find symbol value 2020-09-02 11:00:22 +10:00