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(parent: 78c98f9) | patch
s390/ftrace: use HAVE_FUNCTION_GRAPH_RET_ADDR_PTR
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 18 Feb 2019 15:51:28 +0000 (16:51 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 2 May 2019 11:54:11 +0000 (13:54 +0200)
commitec7bf4789d95a0053bac0dfa36fbefd8cc584eea
tree5ad08bd5f30c065e312944baf8eafd0b4766f654tree | snapshot
parent78c98f9074135d3dab4e39544e0a537f92388fcecommit | diff
s390/ftrace: use HAVE_FUNCTION_GRAPH_RET_ADDR_PTR

Make the call chain more reliable by tagging the ftrace stack entries
with the stack pointer that is associated with the return address.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/include/asm/ftrace.h diff | blob | history
arch/s390/kernel/entry.h diff | blob | history
arch/s390/kernel/ftrace.c diff | blob | history
arch/s390/kernel/mcount.S diff | blob | history
arch/s390/kernel/unwind_bc.c diff | blob | history
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