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From: Nicolas Pitre <nicolas.pitre@linaro.org>
To: Alexander Viro <viro@zeniv.linux.org.uk>,
	Christoph Hellwig <hch@infradead.org>
Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
	linux-embedded@vger.kernel.org, linux-kernel@vger.kernel.org,
	Chris Brandt <Chris.Brandt@renesas.com>
Subject: [PATCH v5 2/5] cramfs: make cramfs_physmem usable as root fs
Date: Thu,  5 Oct 2017 22:45:28 -0400	[thread overview]
Message-ID: <20171006024531.8885-3-nicolas.pitre@linaro.org> (raw)
In-Reply-To: <20171006024531.8885-1-nicolas.pitre@linaro.org>

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

WARNING: multiple messages have this Message-ID (diff)
From: Nicolas Pitre <nicolas.pitre@linaro.org>
To: Alexander Viro <viro@zeniv.linux.org.uk>,
	Christoph Hellwig <hch@infradead.org>
Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
	linux-embedded@vger.kernel.org, linux-kernel@vger.kernel.org,
	Chris Brandt <Chris.Brandt@renesas.com>
Subject: [PATCH v5 2/5] cramfs: make cramfs_physmem usable as root fs
Date: Thu,  5 Oct 2017 22:45:28 -0400	[thread overview]
Message-ID: <20171006024531.8885-3-nicolas.pitre@linaro.org> (raw)
In-Reply-To: <20171006024531.8885-1-nicolas.pitre@linaro.org>

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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  parent reply	other threads:[~2017-10-06  2:45 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-06  2:45 [PATCH v5 0/5] cramfs refresh for embedded usage Nicolas Pitre
2017-10-06  2:45 ` Nicolas Pitre
2017-10-06  2:45 ` [PATCH v5 1/5] cramfs: direct memory access support Nicolas Pitre
2017-10-06  2:45   ` Nicolas Pitre
2017-10-06  2:45 ` Nicolas Pitre [this message]
2017-10-06  2:45   ` [PATCH v5 2/5] cramfs: make cramfs_physmem usable as root fs Nicolas Pitre
2017-10-06  2:45 ` [PATCH v5 3/5] cramfs: implement uncompressed and arbitrary data block positioning Nicolas Pitre
2017-10-06  2:45   ` Nicolas Pitre
2017-10-06  2:45 ` [PATCH v5 4/5] cramfs: add mmap support Nicolas Pitre
2017-10-06  2:45   ` Nicolas Pitre
2017-10-06  7:00   ` Christoph Hellwig
2017-10-06  7:00     ` Christoph Hellwig
2017-10-06 17:41     ` Nicolas Pitre
2017-10-06 17:41       ` Nicolas Pitre
2017-10-06  2:45 ` [PATCH v5 5/5] cramfs: rehabilitate it Nicolas Pitre
2017-10-06  2:45   ` Nicolas Pitre
2017-10-06  6:39 ` [PATCH v5 0/5] cramfs refresh for embedded usage Christoph Hellwig
2017-10-06  6:39   ` Christoph Hellwig
2017-10-06 16:07   ` Chris Brandt
2017-10-06 16:07     ` Chris Brandt
2017-10-06 16:30     ` Nicolas Pitre
2017-10-06 16:30       ` Nicolas Pitre

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