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authorDavid Disseldorp <ddiss@suse.de>2024-01-11 07:22:40 +0100
committerChristian Brauner <brauner@kernel.org>2024-01-22 15:33:36 +0100
commit6c8ac6e24eb04d1eebc442029d7a7528e5461cb8 (patch)
tree8643d51bf0ba0e0586a240f4ef09b95274917043
parentfs: Wrong function name in comment (diff)
downloadlinux-6c8ac6e24eb04d1eebc442029d7a7528e5461cb8.tar.xz
linux-6c8ac6e24eb04d1eebc442029d7a7528e5461cb8.zip
initramfs: remove duplicate built-in __initramfs_start unpacking
If initrd_start cpio extraction fails, CONFIG_BLK_DEV_RAM triggers fallback to initrd.image handling via populate_initrd_image(). The populate_initrd_image() call follows successful extraction of any built-in cpio archive at __initramfs_start, but currently performs built-in archive extraction a second time. Prior to commit b2a74d5f9d446 ("initramfs: remove clean_rootfs"), the second built-in initramfs unpack call was used to repopulate entries removed by clean_rootfs(), but it's no longer necessary now the contents of the previous extraction are retained. Signed-off-by: David Disseldorp <ddiss@suse.de> Link: https://lore.kernel.org/r/20240111062240.9362-1-ddiss@suse.de Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Christian Brauner <brauner@kernel.org>
-rw-r--r--init/initramfs.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/init/initramfs.c b/init/initramfs.c
index 76deb48c38cb..d3c623dde01a 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -679,8 +679,6 @@ static void __init populate_initrd_image(char *err)
struct file *file;
loff_t pos = 0;
- unpack_to_rootfs(__initramfs_start, __initramfs_size);
-
printk(KERN_INFO "rootfs image is not initramfs (%s); looks like an initrd\n",
err);
file = filp_open("/initrd.image", O_WRONLY | O_CREAT, 0700);