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(parent: 75229cb) | patch
MFC 340460: Convert the number of MSI IRQs on x86 from a constant to a tunable.
authorJohn Baldwin <jhb@FreeBSD.org>
Mon, 31 Dec 2018 22:09:08 +0000 (22:09 +0000)
committerJohn Baldwin <jhb@FreeBSD.org>
Mon, 31 Dec 2018 22:09:08 +0000 (22:09 +0000)
commite43c089c0a93bfcec21fd188751c0bc2f627bdc8
tree2b17c82a832e3a011eac655cdea292c2948d1215tree | snapshot
parent75229cb354d919743b8edc1eb0ec05ff085ac7cccommit | diff
MFC 340460: Convert the number of MSI IRQs on x86 from a constant to a tunable.

The number of MSI IRQs still defaults to 512, but it can now be
changed at boot time via the machdep.num_msi_irqs tunable.

Relnotes: yes
sys/x86/include/intr_machdep.h diff | blob | history
sys/x86/x86/msi.c diff | blob | history
sys/x86/xen/xen_intr.c diff | blob | history
sys/x86/xen/xen_msi.c diff | blob | history
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