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(parent: 0566fa7) | patch
powerpc/kprobes: Warn if instruction patching failed
authorNaveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Wed, 19 May 2021 10:47:21 +0000 (16:17 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Fri, 25 Jun 2021 04:47:18 +0000 (14:47 +1000)
commit12b58492e60bf5a31d7f41e8a6f8ceb6f87e710e
tree03c357345a7d49d39af1cb173f5903f465e89285tree | snapshot
parent0566fa760d235c119cef92119efc3ab11486a08acommit | diff
powerpc/kprobes: Warn if instruction patching failed

When arming and disarming probes, we currently assume that instruction
patching can never fail, and don't have a mechanism to surface errors.
Add a warning in case instruction patching ever fails.

Signed-off-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/18d7b1309f938c08ce07738100932b551bdd3a52.1621416666.git.naveen.n.rao@linux.vnet.ibm.com
arch/powerpc/kernel/kprobes.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)