git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/commit

author	Amol Grover <frextrite@gmail.com>
	Wed, 5 Feb 2020 05:57:02 +0000 (11:27 +0530)
committer	Khalid Elmously <khalid.elmously@canonical.com>
	Fri, 13 Mar 2020 04:31:00 +0000 (00:31 -0400)
commit	b8202bd663cf7c7d22bfda8b419dfee34654ac9c
tree	502782d246aa70c3260c97f9c429cb3e8b8b5107	tree
parent	15d5bb7f4ea944d264df9579916b852083ae7556	commit \| diff

tracing: Annotate ftrace_graph_notrace_hash pointer with __rcu

BugLink: https://bugs.launchpad.net/bugs/1866678
[ Upstream commit fd0e6852c407dd9aefc594f54ddcc21d84803d3b ]

Fix following instances of sparse error
kernel/trace/ftrace.c:5667:29: error: incompatible types in comparison
kernel/trace/ftrace.c:5813:21: error: incompatible types in comparison
kernel/trace/ftrace.c:5868:36: error: incompatible types in comparison
kernel/trace/ftrace.c:5870:25: error: incompatible types in comparison

Use rcu_dereference_protected to dereference the newly annotated pointer.

Link: http://lkml.kernel.org/r/20200205055701.30195-1-frextrite@gmail.com
Signed-off-by: Amol Grover <frextrite@gmail.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

kernel/trace/ftrace.c		diff \| blob \| blame \| history
kernel/trace/trace.h		diff \| blob \| blame \| history