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Nicholas Piggin 085f03311b powerpc/qspinlock: paravirt yield to lock owner 
Waiters spinning on the lock word should yield to the lock owner if the
vCPU is preempted. This improves performance when the hypervisor has
oversubscribed physical CPUs.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221126095932.1234527-8-npiggin@gmail.com
2022-12-02 17:48:49 +11:00
..
alloc.c
treewide: add checks for the return value of memblock_alloc*()
2019-03-12 10:04:02 -07:00
checksum_32.S
powerpc/32: Remove remaining .stabs annotations
2022-02-07 21:03:10 +11:00
checksum_64.S
ppc: propagate the calling conventions change down to csum_partial_copy_generic()
2020-08-20 15:45:22 -04:00
checksum_wrappers.c
net: unexport csum_and_copy_{from,to}_user
2022-04-29 14:37:59 -07:00
code-patching.c
powerpc/code-patching: Speed up page mapping/unmapping
2022-09-01 13:56:01 +10:00
copy_32.S
powerpc/32: Remove remaining .stabs annotations
2022-02-07 21:03:10 +11:00
copy_mc_64.S
x86, powerpc: Rename memcpy_mcsafe() to copy_mc_to_{user, kernel}()
2020-10-06 11:18:04 +02:00
copypage_64.S
powerpc/64: asm use consistent global variable declaration and access
2022-09-28 19:22:12 +10:00
copypage_power7.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
copyuser_64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
copyuser_power7.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
crtsavres.S
…
div64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
error-inject.c
powerpc/64s: avoid reloading (H)SRR registers if they are still valid
2021-06-25 00:06:55 +10:00
feature-fixups-test.S
powerpc: Test prefixed instructions in feature fixups
2020-05-19 00:11:02 +10:00
feature-fixups.c
powerpc: Remove CONFIG_PPC_FSL_BOOK3E
2022-09-26 23:00:13 +10:00
hweight_64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
ldstfp.S
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
locks.c
powerpc/pseries: Move some PAPR paravirt functions to their own file
2020-07-26 23:34:26 +10:00
Makefile
powerpc/qspinlock: powerpc qspinlock implementation
2022-12-02 17:48:02 +11:00
mem_64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
memcmp_32.S
powerpc/lib: optimise PPC32 memcmp
2018-06-04 00:39:21 +10:00
memcmp_64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
memcpy_64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
memcpy_power7.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
pmem.c
powerpc/pmem: Include pmem prototypes
2021-01-30 11:39:28 +11:00
qspinlock.c
powerpc/qspinlock: paravirt yield to lock owner
2022-12-02 17:48:49 +11:00
quad.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
restart_table.c
powerpc/64s: add a table of implicit soft-masked addresses
2021-06-30 22:21:20 +10:00
rheap.c
treewide: kmalloc() -> kmalloc_array()
2018-06-12 16:19:22 -07:00
sstep.c
powerpc/64: remove system call instruction emulation
2022-05-06 00:00:20 +10:00
string_32.S
powerpc: Fix __clear_user() with KUAP enabled
2019-12-16 23:19:44 +11:00
string_64.S
powerpc/64: asm use consistent global variable declaration and access
2022-09-28 19:22:12 +10:00
string.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
strlen_32.S
powerpc/lib: Implement strlen() in assembly for PPC32
2018-08-07 21:49:30 +10:00
test_emulate_step_exec_instr.S
powerpc: flexible GPR range save/restore macros
2021-11-29 23:15:20 +11:00
test_emulate_step.c
powerpc/ppc-opcode: Define and use PPC_RAW_SETB()
2022-07-27 21:36:05 +10:00
test-code-patching.c
powerpc/code-patching: Replace patch_instruction() by ppc_inst_write() in selftests
2021-12-23 22:36:58 +11:00
vmx-helper.c
powerpc: Move C prototypes out of asm-prototypes.h
2022-03-08 22:06:25 +11:00
xor_vmx_glue.c
lib/xor: make xor prototypes more friendly to compiler vectorization
2022-02-11 20:39:39 +11:00
xor_vmx.c
lib/xor: make xor prototypes more friendly to compiler vectorization
2022-02-11 20:39:39 +11:00
xor_vmx.h
lib/xor: make xor prototypes more friendly to compiler vectorization
2022-02-11 20:39:39 +11:00