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authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-04-07 13:34:16 -0700
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2009-04-07 13:34:16 -0700
commit38f4b8c0da01ae7cd9b93386842ce272d6fde9ab (patch)
tree3c8c52201aac038094bfea7efdd0984a8f62045e /drivers/misc/sgi-xp/xpc_sn2.c
parenta811454027352c762e0d5bba1b1d8f7d26bf96ae (diff)
parent8e2c4f2844c0e8dcdfe312e5f2204854ca8532c6 (diff)
Merge commit 'origin/master' into for-linus/xen/master
* commit 'origin/master': (4825 commits) Fix build errors due to CONFIG_BRANCH_TRACER=y parport: Use the PCI IRQ if offered tty: jsm cleanups Adjust path to gpio headers KGDB_SERIAL_CONSOLE check for module Change KCONFIG name tty: Blackin CTS/RTS Change hardware flow control from poll to interrupt driven Add support for the MAX3100 SPI UART. lanana: assign a device name and numbering for MAX3100 serqt: initial clean up pass for tty side tty: Use the generic RS485 ioctl on CRIS tty: Correct inline types for tty_driver_kref_get() splice: fix deadlock in splicing to file nilfs2: support nanosecond timestamp nilfs2: introduce secondary super block nilfs2: simplify handling of active state of segments nilfs2: mark minor flag for checkpoint created by internal operation nilfs2: clean up sketch file nilfs2: super block operations fix endian bug ... Conflicts: arch/x86/include/asm/thread_info.h arch/x86/lguest/boot.c drivers/xen/manage.c
Diffstat (limited to 'drivers/misc/sgi-xp/xpc_sn2.c')
-rw-r--r--drivers/misc/sgi-xp/xpc_sn2.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/misc/sgi-xp/xpc_sn2.c b/drivers/misc/sgi-xp/xpc_sn2.c
index 2e975762c32..eaaa964942d 100644
--- a/drivers/misc/sgi-xp/xpc_sn2.c
+++ b/drivers/misc/sgi-xp/xpc_sn2.c
@@ -66,6 +66,12 @@ xpc_setup_partitions_sn_sn2(void)
return 0;
}
+static void
+xpc_teardown_partitions_sn_sn2(void)
+{
+ /* nothing needs to be done */
+}
+
/* SH_IPI_ACCESS shub register value on startup */
static u64 xpc_sh1_IPI_access_sn2;
static u64 xpc_sh2_IPI_access0_sn2;
@@ -436,11 +442,12 @@ xpc_send_chctl_local_msgrequest_sn2(struct xpc_channel *ch)
XPC_SEND_LOCAL_NOTIFY_IRQ_SN2(ch, XPC_CHCTL_MSGREQUEST);
}
-static void
+static enum xp_retval
xpc_save_remote_msgqueue_pa_sn2(struct xpc_channel *ch,
unsigned long msgqueue_pa)
{
ch->sn.sn2.remote_msgqueue_pa = msgqueue_pa;
+ return xpSuccess;
}
/*
@@ -1737,20 +1744,20 @@ xpc_clear_remote_msgqueue_flags_sn2(struct xpc_channel *ch)
{
struct xpc_channel_sn2 *ch_sn2 = &ch->sn.sn2;
struct xpc_msg_sn2 *msg;
- s64 put;
+ s64 put, remote_nentries = ch->remote_nentries;
/* flags are zeroed when the buffer is allocated */
- if (ch_sn2->remote_GP.put < ch->remote_nentries)
+ if (ch_sn2->remote_GP.put < remote_nentries)
return;
- put = max(ch_sn2->w_remote_GP.put, ch->remote_nentries);
+ put = max(ch_sn2->w_remote_GP.put, remote_nentries);
do {
msg = (struct xpc_msg_sn2 *)((u64)ch_sn2->remote_msgqueue +
- (put % ch->remote_nentries) *
+ (put % remote_nentries) *
ch->entry_size);
DBUG_ON(!(msg->flags & XPC_M_SN2_READY));
DBUG_ON(!(msg->flags & XPC_M_SN2_DONE));
- DBUG_ON(msg->number != put - ch->remote_nentries);
+ DBUG_ON(msg->number != put - remote_nentries);
msg->flags = 0;
} while (++put < ch_sn2->remote_GP.put);
}
@@ -2315,6 +2322,7 @@ xpc_init_sn2(void)
size_t buf_size;
xpc_setup_partitions_sn = xpc_setup_partitions_sn_sn2;
+ xpc_teardown_partitions_sn = xpc_teardown_partitions_sn_sn2;
xpc_get_partition_rsvd_page_pa = xpc_get_partition_rsvd_page_pa_sn2;
xpc_setup_rsvd_page_sn = xpc_setup_rsvd_page_sn_sn2;
xpc_increment_heartbeat = xpc_increment_heartbeat_sn2;