Commit 012ea376 authored by Thomas Weissschuh's avatar Thomas Weissschuh Committed by Russell King (Oracle)
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ARM: 9467/1: mm: Don't use %pK through printk 

Restricted pointers ("%pK") were never meant to be used
through printk(). They can acquire sleeping locks in atomic contexts.

Switch to %px over the more secure %p as this usage is a debugging aid,
gated behind CONFIG_DEBUG_VIRTUAL and used by WARN().

Link: https://lore.kernel.org/lkml/20250113171731-dc10e3c1-da64-4af0-b767-7c7070468023@linutronix.de/


Signed-off-by: default avatarThomas Weißschuh <thomas.weissschuh@linutronix.de>
Signed-off-by: default avatarRussell King (Oracle) <rmk+kernel@armlinux.org.uk>
parent 8f0b4cce

arch/arm/mm/physaddr.c

+1 −1
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@ static inline bool __virt_addr_valid(unsigned long x) 
phys_addr_t __virt_to_phys(unsigned long x)

{

	WARN(!__virt_addr_valid(x),

	     "virt_to_phys used for non-linear address: %pK (%pS)\n",

	     "virt_to_phys used for non-linear address: %px (%pS)\n",

	     (void *)x, (void *)x);



	return __virt_to_phys_nodebug(x);