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* [tip: x86/entry] um: Enforce the usage of asm-generic/softirq_stack.h
@ 2021-02-16  9:34 tip-bot2 for Thomas Gleixner
  0 siblings, 0 replies; only message in thread
From: tip-bot2 for Thomas Gleixner @ 2021-02-16  9:34 UTC (permalink / raw)
  To: linux-tip-commits
  Cc: Guenter Roeck, Thomas Gleixner, Richard Weinberger, x86, linux-kernel

The following commit has been merged into the x86/entry branch of tip:

Commit-ID:     3aac798a917be3b8f2f647b834bb06bf2f8df4f1
Author:        Thomas Gleixner <>
AuthorDate:    Tue, 16 Feb 2021 10:23:14 +01:00
Committer:     Thomas Gleixner <>
CommitterDate: Tue, 16 Feb 2021 10:23:14 +01:00

um: Enforce the usage of asm-generic/softirq_stack.h

The recent rework of the X86 irq stack switching mechanism broke UM as UM
pulls in the X86 specific variant of softirq_stack.h.

Enforce the usage of the asm-generic variant.

Fixes: 72f40a2823d6 ("x86/softirq/64: Inline do_softirq_own_stack()")
Reported-by: Guenter Roeck <>
Signed-off-by: Thomas Gleixner <>
Cc: Richard Weinberger <>
 arch/um/include/asm/Kbuild | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/um/include/asm/Kbuild b/arch/um/include/asm/Kbuild
index 1c63b26..18f8645 100644
--- a/arch/um/include/asm/Kbuild
+++ b/arch/um/include/asm/Kbuild
@@ -21,6 +21,7 @@ generic-y += param.h
 generic-y += pci.h
 generic-y += percpu.h
 generic-y += preempt.h
+generic-y += softirq_stack.h
 generic-y += switch_to.h
 generic-y += topology.h
 generic-y += trace_clock.h

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2021-02-16  9:34 [tip: x86/entry] um: Enforce the usage of asm-generic/softirq_stack.h tip-bot2 for Thomas Gleixner

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