Displaying 1 result from an estimated 1 matches for "map_dpm".
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map_cpu
2011 Aug 24
0
Bug#639112: xen: DomU access to dual-ported RAM area on PCI card fails
...OT_READ | PROT_WRITE,
MAP_LOCKED | MAP_POPULATE | MAP_SHARED,
fd, 0);
readl(dpm_base);
Although the "mmap()" function does not report an error, the following
is printed to the DomU console:
[ 357.817723] 1 multicall(s) failed: cpu 0
[ 357.820021] Pid: 636, comm: map_dpm Not tainted 2.6.32-5-xen-686 #1
[ 357.820021] Call Trace:
[ 357.820021] [<c10042e5>] ? xen_mc_flush+0xa2/0x150
[ 357.820021] [<c1005051>] ? xen_leave_lazy_mmu+0x5/0xa
[ 357.820021] [<c10a4910>] ? remap_pfn_range+0x286/0x303
[ 357.820021] [<c892846e>] ? uio_mmap+0xbc...