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author | Isaku Yamahata <yamahata@valinux.co.jp> | 2008-06-16 14:58:13 -0700 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-20 14:55:10 +0200 |
commit | 6673cf63e5d973db5145d1f48b354efcb9fe2a13 (patch) | |
tree | aaaf1b61ff1313d141415127b8d28b873b50a80e /drivers/char/n_tty.c | |
parent | 688d22e23ab1caacb2c36c615854294b58f2ea47 (diff) |
xen: Use wmb instead of rmb in xen_evtchn_do_upcall().
This patch is ported one from 534:77db69c38249 of linux-2.6.18-xen.hg.
Use wmb instead of rmb to enforce ordering between
evtchn_upcall_pending and evtchn_pending_sel stores
in xen_evtchn_do_upcall().
Cc: Samuel Thibault <samuel.thibault@eu.citrix.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: the arch/x86 maintainers <x86@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/char/n_tty.c')
0 files changed, 0 insertions, 0 deletions