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Date:   Fri, 15 Dec 2017 16:18:17 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: [GIT PULL] mm/early_ioremap.c, earlyprintk fix

Linus,

Please pull the latest core-urgent-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-urgent-for-linus

   # HEAD: 7f6f60a1ba52538c16f26930bfbcfe193d9d746a mm/early_ioremap: Fix boot hang with earlyprintk=efi,keep

A boot hang fix when the EFI earlyprintk driver is enabled.

 Thanks,

	Ingo

------------------>
Dave Young (1):
      mm/early_ioremap: Fix boot hang with earlyprintk=efi,keep


 mm/early_ioremap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/early_ioremap.c b/mm/early_ioremap.c
index d04ac1ec0559..1826f191e72c 100644
--- a/mm/early_ioremap.c
+++ b/mm/early_ioremap.c
@@ -111,7 +111,7 @@ __early_ioremap(resource_size_t phys_addr, unsigned long size, pgprot_t prot)
 	enum fixed_addresses idx;
 	int i, slot;
 
-	WARN_ON(system_state != SYSTEM_BOOTING);
+	WARN_ON(system_state >= SYSTEM_RUNNING);
 
 	slot = -1;
 	for (i = 0; i < FIX_BTMAPS_SLOTS; i++) {

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