Commit 2600e130 authored by Catalin Marinas's avatar Catalin Marinas

arm64: Enable interrupts in the EL0 undef handler

do_undefinstr() has to be called with interrupts disabled since it may
read the instruction from the user address space which could lead to a
data abort and subsequent might_sleep() warning in do_page_fault().
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 4370eec0
...@@ -476,6 +476,8 @@ el0_undef: ...@@ -476,6 +476,8 @@ el0_undef:
* Undefined instruction * Undefined instruction
*/ */
mov x0, sp mov x0, sp
// enable interrupts before calling the main handler
enable_irq
b do_undefinstr b do_undefinstr
el0_dbg: el0_dbg:
/* /*
......
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