On Tue, Dec 10, 2019 at 05:30:29PM -0500, Sasha Levin wrote:
From: Kusanagi Kouichi slash@ac.auone-net.jp
[ Upstream commit 4250b047039d324e0ff65267c8beb5bad5052a86 ]
If DEBUG_FS=n, compile fails with the following error:
kernel/trace/trace.c: In function 'tracing_init_dentry': kernel/trace/trace.c:8658:9: error: passing argument 3 of 'debugfs_create_automount' from incompatible pointer type [-Werror=incompatible-pointer-types] 8658 | trace_automount, NULL); | ^~~~~~~~~~~~~~~ | | | struct vfsmount * (*)(struct dentry *, void *) In file included from kernel/trace/trace.c:24: ./include/linux/debugfs.h:206:25: note: expected 'struct vfsmount * (*)(void *)' but argument is of type 'struct vfsmount * (*)(struct dentry *, void *)' 206 | struct vfsmount *(*f)(void *), | ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
Signed-off-by: Kusanagi Kouichi slash@ac.auone-net.jp Link: https://lore.kernel.org/r/20191121102021787.MLMY.25002.ppp.dion.ne.jp@dmta00... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org
This patch is only needed for 5.4 and newer kernels. No need to backport it anywhere, please drop it from all of these trees.
thanks,
greg k-h