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Commit 9f0dcca7 authored by John Sperbeck's avatar John Sperbeck Committed by Greg Kroah-Hartman
Browse files

init: open /initrd.image with O_LARGEFILE 

[ Upstream commit 4624b346cf67400ef46a31771011fb798dd2f999 ]

If initrd data is larger than 2Gb, we'll eventually fail to write to the
/initrd.image file when we hit that limit, unless O_LARGEFILE is set.

Link: https://lkml.kernel.org/r/20240317221522.896040-1-jsperbeck@google.com


Signed-off-by: default avatarJohn Sperbeck <jsperbeck@google.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 246d6635

init/initramfs.c

+1 −1
Original line number Diff line number Diff line
@@ -613,7 +613,7 @@ static void populate_initrd_image(char *err) 


	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);

	file = filp_open("/initrd.image", O_WRONLY|O_CREAT|O_LARGEFILE, 0700);

	if (IS_ERR(file))

		return;