Messages in this thread | | | Date | Thu, 15 Mar 2007 17:42:46 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH] [REPOST] x86_64, i386: Add command line length to boot protocol |
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Bernhard Walle wrote: > Because the command line is increased to 2048 characters after 2.6.21, > it's not possible for boot loaders and userspace tools to determine the length > of the command line the kernel can understand. The benefit of knowing the > length is that users can be warned if the command line size is too long which > prevents surprise if things don't work after bootup. > > This patch updates the boot protocol to contain a field called > "cmdline_size" that contain the length of the command line (excluding > the terminating zero). > > The patch also adds missing fields (of protocol version 2.05) to the x86_64 > setup code. > > > Signed-off-by: Bernhard Walle <bwalle@suse.de> > Cc: Alon Bar-Lev <alon.barlev@gmail.com>
Acked-by: H. Peter Anvin <hpa@zytor.com> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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