Messages in this thread |  | | Date | Fri, 13 Dec 2013 21:04:55 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH v5 13/14] x86: reserve setup_data ranges late after parsing memmap cmdline |
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On Mon, Dec 09, 2013 at 05:42:26PM +0800, Dave Young wrote: > Currently e820_reserve_setup_data is called before parsing early params, > it works in normal case. But for memmap=exactmap, the final memory ranges > are created after parsing memmap= cmdline params, so the previous > e820_reserve_setup_data has no effect. For example, setup_data ranges > will still be marked as normal system ram, thus when later sysfs driver > ioremap them kernel will warn about mapping normal ram. > > This patch fix it by moving the e820_reserve_setup_data callback after > parsing early params so they can be set as reserved ranges and later > ioremap will be fine with it. > > changes: > Boris: improve patch description > > Signed-off-by: Dave Young <dyoung@redhat.com>
Acked-by: Borislav Petkov <bp@suse.de>
-- Regards/Gruss, Boris.
Sent from a fat crate under my desk. Formatting is fine. --
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