freebsd-dev/sys/x86/xen
Elliott Mitchell 834013dea2 xen/intr: rework xen_intr_alloc_isrc() locking
Locking for allocation was being done in xen_intr_bind_isrc(), but the
unlock was inside xen_intr_alloc_isrc().  While the lock acquisition at
the end of xen_intr_alloc_isrc() was to modify xen_intr_port_to_isrc[],
NOT allocation.  Fix this garbled (though working) locking scheme.

Now locking for allocation is strictly in xen_intr_alloc_isrc(), while
locking to modify xen_intr_port_to_isrc[] is in xen_intr_bind_isrc().

Reviewed by: royger
Differential Revision: https://reviews.freebsd.org/D30726
2023-04-14 15:58:50 +02:00
..
hvm.c Fix various places which cast a pointer to a vm_paddr_t or vice versa. 2022-10-03 16:10:41 -07:00
pv.c xen: take struct size into account for video information 2023-03-14 09:59:08 +01:00
xen_apic.c xen: switch to use headers in contrib 2022-02-07 10:11:56 +01:00
xen_intr.c xen/intr: rework xen_intr_alloc_isrc() locking 2023-04-14 15:58:50 +02:00