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SubjectRe: What exactly are the issues with 2.6.0-test10 preempt?


I know it's binary only, but the NVidia driver produces the folowing
which I thought might help in determining where this problem lies.

Debug: sleeping function called from invalid context at mm/slab.c:1856
in_atomic():1, irqs_disabled():0
Call Trace:
[<c01202ac>] __might_sleep+0xac/0xe0
[<c0145a18>] kmem_cache_alloc+0x78/0x80
[<c0157035>] __get_vm_area+0x25/0x150
[<c0157193>] get_vm_area+0x33/0x40
[<c011bd2d>] __ioremap+0xbd/0x120
[<c011bdbc>] ioremap_nocache+0x2c/0xc0
[<f8b66edc>] os_map_kernel_space+0x4c/0x70 [nvidia]
[<f8a3b377>] __nvsym00568+0x1f/0x2c [nvidia]
[<f8a3d496>] __nvsym00775+0x6e/0xe0 [nvidia]
[<f8a3d526>] __nvsym00781+0x1e/0x190 [nvidia]
[<f8a3efac>] rm_init_adapter+0xc/0x10 [nvidia]
[<f8b63489>] nv_kern_open+0x119/0x270 [nvidia]
[<c016d519>] may_open+0x59/0x1d0
[<c01673f8>] chrdev_open+0xe8/0x250
[<c015e198>] get_empty_filp+0x68/0xe0
[<c015c440>] dentry_open+0x110/0x180
[<c015c328>] filp_open+0x68/0x70
[<c015c7eb>] sys_open+0x5b/0x90
[<c010b16b>] syscall_call+0x7/0xb

1: NVRM: AGPGART: unable to retrieve symbol table
Debug: sleeping function called from invalid context at mm/page_alloc.c:548
in_atomic():1, irqs_disabled():0
Call Trace:
[<c01202ac>] __might_sleep+0xac/0xe0
[<c0141e7c>] __alloc_pages+0x35c/0x370
[<c011afb2>] pte_alloc_one+0x22/0x70
[<c014b3a7>] pte_alloc_map+0x47/0x120
[<c014c965>] remap_page_range+0xf5/0x250
[<f8b66f8a>] os_map_io_space+0x5a/0x70 [nvidia]
[<f8a3b3fa>] __nvsym00625+0x1e/0x28 [nvidia]
[<f8a39731>] __nvsym00602+0x91/0xc4 [nvidia]
[<f8a398e2>] __nvsym00611+0x26/0x5c [nvidia]
[<f8a3f123>] rm_map_agp_pages+0x1b/0x24 [nvidia]
[<f8b639d2>] nv_kern_mmap+0x272/0x440 [nvidia]
[<c014f6e0>] do_mmap_pgoff+0x310/0x6b0
[<c011266e>] old_mmap+0x13e/0x190
[<c010b16b>] syscall_call+0x7/0xb
[<c0284627>] __scm_destroy+0x27/0x60

Regards, Mark.
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