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(parent: 7bcc1ec) | patch
xen/privcmd: Fix mmap batch ioctl.
authorAndres Lagar-Cavilla <andres@lagarcavilla.org>
Tue, 15 Jan 2013 03:35:40 +0000 (22:35 -0500)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Tue, 15 Jan 2013 21:00:52 +0000 (16:00 -0500)
commit99beae6cb8f4dd5dab81a370b79c3b1085848d89
treefa508d4649e0046b318221254fb2c496ca51e818tree | snapshot
parent7bcc1ec07748cae3552dc9b46701c117926c8923commit | diff
xen/privcmd: Fix mmap batch ioctl.

1. If any individual mapping error happens, the V1 case will mark *all*
operations as failed. Fixed.

2. The err_array was allocated with kcalloc, resulting in potentially O(n) page
allocations. Refactor code to not use this array.

Signed-off-by: Andres Lagar-Cavilla <andres@lagarcavilla.org>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
drivers/xen/privcmd.c diff | blob | history
Domain: System / Uncategorized;