Searched hist:b033767848c4115e486b1a51946de3bee2ac0fa6 (Results 1 – 3 of 3) sorted by relevance
| /linux/arch/powerpc/include/asm/ |
| H A D | code-patching.h | diff b033767848c4115e486b1a51946de3bee2ac0fa6 Tue Mar 22 16:40:20 CET 2022 Christophe Leroy <christophe.leroy@csgroup.eu> powerpc/code-patching: Use jump_label for testing freed initmem
Once init is done, initmem is freed forever so no need to
test system_state at every call to patch_instruction().
Use jump_label.
This reduces by 2% the time needed to activate ftrace on an 8xx.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/0aee964721cab7316cffde21a2ca223cee14d373.1647962456.git.christophe.leroy@csgroup.eu
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| /linux/arch/powerpc/lib/ |
| H A D | code-patching.c | diff b033767848c4115e486b1a51946de3bee2ac0fa6 Tue Mar 22 16:40:20 CET 2022 Christophe Leroy <christophe.leroy@csgroup.eu> powerpc/code-patching: Use jump_label for testing freed initmem
Once init is done, initmem is freed forever so no need to
test system_state at every call to patch_instruction().
Use jump_label.
This reduces by 2% the time needed to activate ftrace on an 8xx.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/0aee964721cab7316cffde21a2ca223cee14d373.1647962456.git.christophe.leroy@csgroup.eu
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| /linux/arch/powerpc/mm/ |
| H A D | mem.c | diff b033767848c4115e486b1a51946de3bee2ac0fa6 Tue Mar 22 16:40:20 CET 2022 Christophe Leroy <christophe.leroy@csgroup.eu> powerpc/code-patching: Use jump_label for testing freed initmem
Once init is done, initmem is freed forever so no need to
test system_state at every call to patch_instruction().
Use jump_label.
This reduces by 2% the time needed to activate ftrace on an 8xx.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/0aee964721cab7316cffde21a2ca223cee14d373.1647962456.git.christophe.leroy@csgroup.eu
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