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Date: Tue, 8 Jun 2010 20:57:25 GMT
From: tip-bot for Cliff Wickman <cpw@....com>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
cpw@....com, tglx@...utronix.de, mingo@...e.hu
Subject: [tip:x86/uv] x86, UV: BAU structure rearranging
Commit-ID: 4faca1550838708d71f6eea14cdacb0876c3a5a4
Gitweb: http://git.kernel.org/tip/4faca1550838708d71f6eea14cdacb0876c3a5a4
Author: Cliff Wickman <cpw@....com>
AuthorDate: Wed, 2 Jun 2010 16:22:02 -0500
Committer: Ingo Molnar <mingo@...e.hu>
CommitDate: Tue, 8 Jun 2010 21:13:45 +0200
x86, UV: BAU structure rearranging
Move some structure definitions from the C code to the BAU
header file, and change the organization of that header file a
little.
Signed-off-by: Cliff Wickman <cpw@....com>
Cc: gregkh@...e.de
LKML-Reference: <E1OJvNy-0004aI-54@...09.americas.sgi.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
arch/x86/include/asm/uv/uv_bau.h | 90 +++++++++++++++++++++----------------
arch/x86/kernel/tlb_uv.c | 12 -----
2 files changed, 51 insertions(+), 51 deletions(-)
diff --git a/arch/x86/include/asm/uv/uv_bau.h b/arch/x86/include/asm/uv/uv_bau.h
index 6a42d42..1c8f1e9 100644
--- a/arch/x86/include/asm/uv/uv_bau.h
+++ b/arch/x86/include/asm/uv/uv_bau.h
@@ -322,6 +322,57 @@ struct bau_payload_queue_entry {
/* bytes 24-31 */
};
+struct msg_desc {
+ struct bau_payload_queue_entry *msg;
+ int msg_slot;
+ int sw_ack_slot;
+ struct bau_payload_queue_entry *va_queue_first;
+ struct bau_payload_queue_entry *va_queue_last;
+};
+
+struct reset_args {
+ int sender;
+};
+
+/*
+ * This structure is allocated per_cpu for UV TLB shootdown statistics.
+ */
+struct ptc_stats {
+ /* sender statistics */
+ unsigned long s_giveup; /* number of fall backs to IPI-style flushes */
+ unsigned long s_requestor; /* number of shootdown requests */
+ unsigned long s_stimeout; /* source side timeouts */
+ unsigned long s_dtimeout; /* destination side timeouts */
+ unsigned long s_time; /* time spent in sending side */
+ unsigned long s_retriesok; /* successful retries */
+ unsigned long s_ntargcpu; /* total number of cpu's targeted */
+ unsigned long s_ntarguvhub; /* total number of uvhubs targeted */
+ unsigned long s_ntarguvhub16; /* number of times target hubs >= 16*/
+ unsigned long s_ntarguvhub8; /* number of times target hubs >= 8 */
+ unsigned long s_ntarguvhub4; /* number of times target hubs >= 4 */
+ unsigned long s_ntarguvhub2; /* number of times target hubs >= 2 */
+ unsigned long s_ntarguvhub1; /* number of times target hubs == 1 */
+ unsigned long s_resets_plug; /* ipi-style resets from plug state */
+ unsigned long s_resets_timeout; /* ipi-style resets from timeouts */
+ unsigned long s_busy; /* status stayed busy past s/w timer */
+ unsigned long s_throttles; /* waits in throttle */
+ unsigned long s_retry_messages; /* retry broadcasts */
+ unsigned long s_bau_reenabled; /* for bau enable/disable */
+ unsigned long s_bau_disabled; /* for bau enable/disable */
+ /* destination statistics */
+ unsigned long d_alltlb; /* times all tlb's on this cpu were flushed */
+ unsigned long d_onetlb; /* times just one tlb on this cpu was flushed */
+ unsigned long d_multmsg; /* interrupts with multiple messages */
+ unsigned long d_nomsg; /* interrupts with no message */
+ unsigned long d_time; /* time spent on destination side */
+ unsigned long d_requestee; /* number of messages processed */
+ unsigned long d_retries; /* number of retry messages processed */
+ unsigned long d_canceled; /* number of messages canceled by retries */
+ unsigned long d_nocanceled; /* retries that found nothing to cancel */
+ unsigned long d_resets; /* number of ipi-style requests processed */
+ unsigned long d_rcanceled; /* number of messages canceled by resets */
+};
+
/*
* one per-cpu; to locate the software tables
*/
@@ -369,45 +420,6 @@ struct bau_control {
long period_requests;
};
-/*
- * This structure is allocated per_cpu for UV TLB shootdown statistics.
- */
-struct ptc_stats {
- /* sender statistics */
- unsigned long s_giveup; /* number of fall backs to IPI-style flushes */
- unsigned long s_requestor; /* number of shootdown requests */
- unsigned long s_stimeout; /* source side timeouts */
- unsigned long s_dtimeout; /* destination side timeouts */
- unsigned long s_time; /* time spent in sending side */
- unsigned long s_retriesok; /* successful retries */
- unsigned long s_ntargcpu; /* number of cpus targeted */
- unsigned long s_ntarguvhub; /* number of uvhubs targeted */
- unsigned long s_ntarguvhub16; /* number of times >= 16 target hubs */
- unsigned long s_ntarguvhub8; /* number of times >= 8 target hubs */
- unsigned long s_ntarguvhub4; /* number of times >= 4 target hubs */
- unsigned long s_ntarguvhub2; /* number of times >= 2 target hubs */
- unsigned long s_ntarguvhub1; /* number of times == 1 target hub */
- unsigned long s_resets_plug; /* ipi-style resets from plug state */
- unsigned long s_resets_timeout; /* ipi-style resets from timeouts */
- unsigned long s_busy; /* status stayed busy past s/w timer */
- unsigned long s_throttles; /* waits in throttle */
- unsigned long s_retry_messages; /* retry broadcasts */
- unsigned long s_bau_reenabled; /* for bau enable/disable */
- unsigned long s_bau_disabled; /* for bau enable/disable */
- /* destination statistics */
- unsigned long d_alltlb; /* times all tlb's on this cpu were flushed */
- unsigned long d_onetlb; /* times just one tlb on this cpu was flushed */
- unsigned long d_multmsg; /* interrupts with multiple messages */
- unsigned long d_nomsg; /* interrupts with no message */
- unsigned long d_time; /* time spent on destination side */
- unsigned long d_requestee; /* number of messages processed */
- unsigned long d_retries; /* number of retry messages processed */
- unsigned long d_canceled; /* number of messages canceled by retries */
- unsigned long d_nocanceled; /* retries that found nothing to cancel */
- unsigned long d_resets; /* number of ipi-style requests processed */
- unsigned long d_rcanceled; /* number of messages canceled by resets */
-};
-
static inline int bau_uvhub_isset(int uvhub, struct bau_target_uvhubmask *dstp)
{
return constant_test_bit(uvhub, &dstp->bits[0]);
diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c
index 261b965..d759290 100644
--- a/arch/x86/kernel/tlb_uv.c
+++ b/arch/x86/kernel/tlb_uv.c
@@ -23,14 +23,6 @@
#include <asm/irq_vectors.h>
#include <asm/timer.h>
-struct msg_desc {
- struct bau_payload_queue_entry *msg;
- int msg_slot;
- int sw_ack_slot;
- struct bau_payload_queue_entry *va_queue_first;
- struct bau_payload_queue_entry *va_queue_last;
-};
-
/* timeouts in nanoseconds (indexed by UVH_AGING_PRESCALE_SEL urgency7 30:28) */
static int timeout_base_ns[] = {
20,
@@ -79,10 +71,6 @@ static DEFINE_PER_CPU(struct ptc_stats, ptcstats);
static DEFINE_PER_CPU(struct bau_control, bau_control);
static DEFINE_PER_CPU(cpumask_var_t, uv_flush_tlb_mask);
-struct reset_args {
- int sender;
-};
-
/*
* Determine the first node on a uvhub. 'Nodes' are used for kernel
* memory allocation.
--
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