From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx125.postini.com [74.125.245.125]) by kanga.kvack.org (Postfix) with SMTP id 62A2F6B005A for ; Tue, 9 Apr 2013 20:26:55 -0400 (EDT) Received: from /spool/local by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 10 Apr 2013 10:19:25 +1000 Received: from d23relay04.au.ibm.com (d23relay04.au.ibm.com [9.190.234.120]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id 80A0D357804A for ; Wed, 10 Apr 2013 10:26:51 +1000 (EST) Received: from d23av03.au.ibm.com (d23av03.au.ibm.com [9.190.234.97]) by d23relay04.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r3A0D3Ad6095182 for ; Wed, 10 Apr 2013 10:13:03 +1000 Received: from d23av03.au.ibm.com (loopback [127.0.0.1]) by d23av03.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r3A0QKIG017410 for ; Wed, 10 Apr 2013 10:26:21 +1000 From: Wanpeng Li Subject: [PATCH 08/10] staging: ramster: Add incremental accessory counters Date: Wed, 10 Apr 2013 08:25:58 +0800 Message-Id: <1365553560-32258-9-git-send-email-liwanp@linux.vnet.ibm.com> In-Reply-To: <1365553560-32258-1-git-send-email-liwanp@linux.vnet.ibm.com> References: <1365553560-32258-1-git-send-email-liwanp@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Greg Kroah-Hartman Cc: Dan Magenheimer , Seth Jennings , Konrad Rzeszutek Wilk , Minchan Kim , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrew Morton , Bob Liu , Wanpeng Li Add incremental accessory counters that are going to be used for debug fs entries. Signed-off-by: Wanpeng Li --- drivers/staging/zcache/ramster/debug.h | 28 ++++++++++++++++++++++++++ drivers/staging/zcache/ramster/ramster.c | 32 +++++++++++++++--------------- 2 files changed, 44 insertions(+), 16 deletions(-) diff --git a/drivers/staging/zcache/ramster/debug.h b/drivers/staging/zcache/ramster/debug.h index feba601..633f05c 100644 --- a/drivers/staging/zcache/ramster/debug.h +++ b/drivers/staging/zcache/ramster/debug.h @@ -60,6 +60,20 @@ extern ssize_t ramster_remote_page_flushes_failed; int ramster_debugfs_init(void); +static inline void inc_ramster_eph_pages_remoted(void) { ramster_eph_pages_remoted++; }; +static inline void inc_ramster_pers_pages_remoted(void) { ramster_pers_pages_remoted++; }; +static inline void inc_ramster_eph_pages_remote_failed(void) { ramster_eph_pages_remote_failed++; }; +static inline void inc_ramster_pers_pages_remote_failed(void) { ramster_pers_pages_remote_failed++; }; +static inline void inc_ramster_remote_eph_pages_succ_get(void) { ramster_remote_eph_pages_succ_get++; }; +static inline void inc_ramster_remote_pers_pages_succ_get(void) { ramster_remote_pers_pages_succ_get++; }; +static inline void inc_ramster_remote_eph_pages_unsucc_get(void) { ramster_remote_eph_pages_unsucc_get++; }; +static inline void inc_ramster_remote_pers_pages_unsucc_get(void) { ramster_remote_pers_pages_unsucc_get++; }; +static inline void inc_ramster_pers_pages_remote_nomem(void) { ramster_pers_pages_remote_nomem++; }; +static inline void inc_ramster_remote_objects_flushed(void) { ramster_remote_objects_flushed++; }; +static inline void inc_ramster_remote_object_flushes_failed(void) { ramster_remote_object_flushes_failed++; }; +static inline void inc_ramster_remote_pages_flushed(void) { ramster_remote_pages_flushed++; }; +static inline void inc_ramster_remote_page_flushes_failed(void) { ramster_remote_page_flushes_failed++; }; + #else static inline void inc_ramster_flnodes(void) { }; @@ -69,6 +83,20 @@ static inline void dec_ramster_foreign_eph_pages(void) { }; static inline void inc_ramster_foreign_pers_pages(void) { }; static inline void dec_ramster_foreign_pers_pages(void) { }; +static inline void inc_ramster_eph_pages_remoted(void) { }; +static inline void inc_ramster_pers_pages_remoted(void) { }; +static inline void inc_ramster_eph_pages_remote_failed(void) { }; +static inline void inc_ramster_pers_pages_remote_failed(void) { }; +static inline void inc_ramster_remote_eph_pages_succ_get(void) { }; +static inline void inc_ramster_remote_pers_pages_succ_get(void) { }; +static inline void inc_ramster_remote_eph_pages_unsucc_get(void) { }; +static inline void inc_ramster_remote_pers_pages_unsucc_get(void) { }; +static inline void inc_ramster_pers_pages_remote_nomem(void) { }; +static inline void inc_ramster_remote_objects_flushed(void) { }; +static inline void inc_ramster_remote_object_flushes_failed(void) { }; +static inline void inc_ramster_remote_pages_flushed(void) { }; +static inline void inc_ramster_remote_page_flushes_failed(void) { }; + static inline int ramster_debugfs_init(void) { return 0; diff --git a/drivers/staging/zcache/ramster/ramster.c b/drivers/staging/zcache/ramster/ramster.c index 20ca3e8..89266a0 100644 --- a/drivers/staging/zcache/ramster/ramster.c +++ b/drivers/staging/zcache/ramster/ramster.c @@ -156,9 +156,9 @@ int ramster_localify(int pool_id, struct tmem_oid *oidp, uint32_t index, pr_err("UNTESTED pampd==NULL in ramster_localify\n"); #endif if (eph) - ramster_remote_eph_pages_unsucc_get++; + inc_ramster_remote_eph_pages_unsucc_get(); else - ramster_remote_pers_pages_unsucc_get++; + inc_ramster_remote_pers_pages_unsucc_get(); obj = NULL; goto finish; } else if (unlikely(!pampd_is_remote(pampd))) { @@ -167,9 +167,9 @@ int ramster_localify(int pool_id, struct tmem_oid *oidp, uint32_t index, pr_err("UNTESTED dup while waiting in ramster_localify\n"); #endif if (eph) - ramster_remote_eph_pages_unsucc_get++; + inc_ramster_remote_eph_pages_unsucc_get(); else - ramster_remote_pers_pages_unsucc_get++; + inc_ramster_remote_pers_pages_unsucc_get(); obj = NULL; pampd = NULL; ret = -EEXIST; @@ -178,7 +178,7 @@ int ramster_localify(int pool_id, struct tmem_oid *oidp, uint32_t index, /* no remote data, delete the local is_remote pampd */ pampd = NULL; if (eph) - ramster_remote_eph_pages_unsucc_get++; + inc_ramster_remote_eph_pages_unsucc_get(); else BUG(); delete = true; @@ -209,9 +209,9 @@ int ramster_localify(int pool_id, struct tmem_oid *oidp, uint32_t index, BUG_ON(extra == NULL); zcache_decompress_to_page(data, size, (struct page *)extra); if (eph) - ramster_remote_eph_pages_succ_get++; + inc_ramster_remote_eph_pages_succ_get(); else - ramster_remote_pers_pages_succ_get++; + inc_ramster_remote_pers_pages_succ_get(); ret = 0; finish: tmem_localify_finish(obj, index, pampd, saved_hb, delete); @@ -296,7 +296,7 @@ void *ramster_pampd_repatriate_preload(void *pampd, struct tmem_pool *pool, c = atomic_dec_return(&ramster_remote_pers_pages); WARN_ON_ONCE(c < 0); } else { - ramster_pers_pages_remote_nomem++; + inc_ramster_pers_pages_remote_nomem(); } local_irq_restore(flags); out: @@ -434,9 +434,9 @@ static void ramster_remote_flush_page(struct flushlist_node *flnode) remotenode = flnode->xh.client_id; ret = r2net_remote_flush(xh, remotenode); if (ret >= 0) - ramster_remote_pages_flushed++; + inc_ramster_remote_pages_flushed(); else - ramster_remote_page_flushes_failed++; + inc_ramster_remote_page_flushes_failed(); preempt_enable_no_resched(); ramster_flnode_free(flnode, NULL); } @@ -451,9 +451,9 @@ static void ramster_remote_flush_object(struct flushlist_node *flnode) remotenode = flnode->xh.client_id; ret = r2net_remote_flush_object(xh, remotenode); if (ret >= 0) - ramster_remote_objects_flushed++; + inc_ramster_remote_objects_flushed(); else - ramster_remote_object_flushes_failed++; + inc_ramster_remote_object_flushes_failed(); preempt_enable_no_resched(); ramster_flnode_free(flnode, NULL); } @@ -504,18 +504,18 @@ int ramster_remotify_pageframe(bool eph) * But count them so we know if it becomes a problem. */ if (eph) - ramster_eph_pages_remote_failed++; + inc_ramster_eph_pages_remote_failed(); else - ramster_pers_pages_remote_failed++; + inc_ramster_pers_pages_remote_failed(); break; } else { if (!eph) atomic_inc(&ramster_remote_pers_pages); } if (eph) - ramster_eph_pages_remoted++; + inc_ramster_eph_pages_remoted(); else - ramster_pers_pages_remoted++; + inc_ramster_pers_pages_remoted(); /* * data was successfully remoted so change the local version to * point to the remote node where it landed -- 1.7.10.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. 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