Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
18 lines
527 B
C
18 lines
527 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_S390_MSI_H
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#define _ASM_S390_MSI_H
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#include <asm-generic/msi.h>
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/*
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* Work around S390 not using irq_domain at all so we can't set
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* IRQ_DOMAIN_FLAG_ISOLATED_MSI. See for an explanation how it works:
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*
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* https://lore.kernel.org/r/31af8174-35e9-ebeb-b9ef-74c90d4bfd93@linux.ibm.com/
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*
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* Note this is less isolated than the ARM/x86 versions as userspace can trigger
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* MSI belonging to kernel devices within the same gisa.
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*/
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#define arch_is_isolated_msi() true
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#endif
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