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firewire: Split the iso buffer out from fw_iso_context and avoid vmalloc.

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This patch splits out the iso buffer so we can initialize it at mmap
time with the size provided in the mmap call.  Furthermore, allocate
the backing pages using alloc_page to avoid setting up kernel side
virtual memory mappings for the pages.

Signed-off-by: Kristian Høgsberg <krh@redhat.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
This commit is contained in:
Kristian Høgsberg 2007-02-16 17:34:38 -05:00 • committed by Stefan Richter
commit 9aad812538
5 changed files with 151 additions and 84 deletions
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