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(parent: d7d7aa8) | patch
parisc/ftrace: use static key to enable/disable function graph tracer
authorSven Schnelle <svens@stackframe.org>
Sat, 23 Oct 2021 18:21:01 +0000 (20:21 +0200)
committerHelge Deller <deller@gmx.de>
Mon, 1 Nov 2021 06:36:01 +0000 (07:36 +0100)
commita62a7b56a4daa9c8246a75b7a9377bbb96623b96
tree766d1b877a34a33c17bb3f41cdfb8bd79832926atree | snapshot
parentd7d7aa8d1f774555c0a53504b0dc465d7ee31f08commit | diff
parisc/ftrace: use static key to enable/disable function graph tracer

This avoids using dereference_function_descriptor in the ftrace code
path, and it's also faster.

Signed-off-by: Sven Schnelle <svens@stackframe.org>
Signed-off-by: Helge Deller <deller@gmx.de>
arch/parisc/kernel/ftrace.c diff | blob | history
Linux Kernel Source Tree.