[PATCH v3 2/5] cramfs: make cramfs_physmem usable as root fs

From	Nicolas Pitre <nicolas.pitre@linaro.org>
Newsgroups	linux.kernel
Subject	[PATCH v3 2/5] cramfs: make cramfs_physmem usable as root fs
Date	2017-08-31 05:10 +0200
Message-ID	<uko1I-dV-17@gated-at.bofh.it> (permalink)
References	<uko1I-dV-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Signed-off-by: Nicolas Pitre <nico@linaro.org>
Tested-by: Chris Brandt <chris.brandt@renesas.com>
---
 init/do_mounts.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/init/do_mounts.c b/init/do_mounts.c
index c2de5104aa..43b5817f60 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -556,6 +556,14 @@ void __init prepare_namespace(void)
 		ssleep(root_delay);
 	}
 
+	if (IS_ENABLED(CONFIG_CRAMFS_PHYSMEM) && root_fs_names &&
+	    !strcmp(root_fs_names, "cramfs_physmem")) {
+		int err = do_mount_root("cramfs", "cramfs_physmem",
+					root_mountflags, root_mount_data);
+		if (!err)
+			goto out;
+	}
+
 	/*
 	 * wait for the known devices to complete their probing
 	 *
-- 
2.9.5

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[PATCH v3 2/5] cramfs: make cramfs_physmem usable as root fs Nicolas Pitre <nicolas.pitre@linaro.org> - 2017-08-31 05:10 +0200

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