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(parent: 7365927) | patch
ARM: Fix kgdb breakpoint for Thumb2
authorRussell King (Oracle) <rmk+kernel@armlinux.org.uk>
Wed, 16 Feb 2022 15:37:38 +0000 (15:37 +0000)
committerRussell King (Oracle) <rmk+kernel@armlinux.org.uk>
Mon, 21 Feb 2022 14:56:53 +0000 (14:56 +0000)
commit3258de55ab6a9ee202bf81a64f62c2ae93f8ae3f
treee44e05f64a7b9701dda5a25d45c4a40d46af4ed6tree | snapshot
parent73659277d32f509d0009fbccaddd33ad537e15fecommit | diff
ARM: Fix kgdb breakpoint for Thumb2

The kgdb code needs to register an undef hook for the Thumb UDF
instruction that will fault in order to be functional on Thumb2
platforms.

Reported-by: Johannes Stezenbach <js@sig21.net>
Tested-by: Johannes Stezenbach <js@sig21.net>
Fixes: 1f8c3295963e ("kgdb: support for ARCH=arm")
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
arch/arm/kernel/kgdb.c diff | blob | history
Linux Kernel Source Tree.