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 93488bbf491b..90e1639697b4 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -165,7 +165,6 @@ 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