if create_dev() function fails to create the root mount device (/dev/root), then it goes to panic as root device not found but there is no check/log present in case of failure, So i have added the log in case it fails to create the root device. It will help in debugging.
Signed-off-by: Vishnu Pratap Singh <vishnu...@samsung.com> --- As per the review comment. init/do_mounts.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/init/do_mounts.c b/init/do_mounts.c index 8369ffa..f742250 100644 --- a/init/do_mounts.c +++ b/init/do_mounts.c @@ -532,7 +532,8 @@ void __init mount_root(void) } #endif #ifdef CONFIG_BLOCK - create_dev("/dev/root", ROOT_DEV); + if (create_dev("/dev/root", ROOT_DEV) < 0) + pr_err("Failed to create %s device !\n", "/dev/root"); mount_block_root("/dev/root", root_mountflags); #endif } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/