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SubjectRe: nfs mmap adventure (was: 2.6.23-mm1)
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On Mon, 2007-10-15 at 14:28 +0200, Peter Zijlstra wrote:
> I get funny SIGBUS' like so:
>
> fault
> if (->page_mkwrite() < 0)
> nfs_vm_page_mkwrite()
> nfs_write_begin()
> nfs_flush_incompatible()
> nfs_wb_page()
> nfs_wb_page_priority()
> nfs_sync_mapping_wait()
> nfs_wait_on_request_locked()
> nfs_wait_on_request()
> nfs_wait_bit_interruptible()
> return -ERESTARTSYS
> SIGBUS
>
> trying to figure out what to do about this...

Why? If someone is interrupting the write, then a SIGBUS is pretty much
expected.

Trond

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