powerpc/pseries: use notrace hcall variant for H_CEDE idle
authorNicholas Piggin <npiggin@gmail.com>
Sat, 8 May 2021 10:14:54 +0000 (20:14 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 12 May 2021 01:07:38 +0000 (11:07 +1000)
commit7058f4b13edd9dd2cb3c5b4fe340d8307dbe0208
tree38998010ac1996a0094b3ce424df3902da83a1fa
parenta3f1a39a5643d5c5ed3eee4edd933e0ebfeeed6e
powerpc/pseries: use notrace hcall variant for H_CEDE idle

Rather than special-case H_CEDE in the hcall trace wrappers, make the
idle H_CEDE call use plpar_hcall_norets_notrace().

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210508101455.1578318-4-npiggin@gmail.com
arch/powerpc/include/asm/plpar_wrappers.h
arch/powerpc/platforms/pseries/lpar.c