| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.12 287/292] s390/irq: remove HAVE_IRQ_EXIT_ON_IRQ_STACK | Date | Mon, 19 Jul 2021 16:55:49 +0200 |
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From: Sven Schnelle <svens@linux.ibm.com>
[ Upstream commit 0aa4ff7688632a86bdb133fa106f2ccd514b91a7 ]
This is no longer true since we switched to generic entry. The code switches to the IRQ stack before calling do_IRQ, but switches back to the kernel stack before calling irq_exit().
Fixes: 56e62a737028 ("s390: convert to generic entry") Signed-off-by: Sven Schnelle <svens@linux.ibm.com> Reviewed-by: Heiko Carstens <hca@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- arch/s390/Kconfig | 1 - 1 file changed, 1 deletion(-)
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 4fcd460f496e..0cf31cb872e5 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -161,7 +161,6 @@ config S390 select HAVE_GCC_PLUGINS select HAVE_GENERIC_VDSO select HAVE_IOREMAP_PROT if PCI - select HAVE_IRQ_EXIT_ON_IRQ_STACK select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZ4 -- 2.30.2
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