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Re: [Xen-devel] [PATCH] use atomic_t type for system wide credit schedul
| To: | "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] use atomic_t type for system wide credit scheduler statistics |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Mon, 09 Mar 2009 08:09:17 +0000 |
| Cc: | |
| Delivery-date: | Mon, 09 Mar 2009 01:09:46 -0700 |
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| Thread-topic: | [Xen-devel] [PATCH] use atomic_t type for system wide credit scheduler statistics |
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Not while csched stats are enabled by default. They get cranked all over the place. How much does this race matter? We probably just lose a few increments? -- Keir On 09/03/2009 07:46, "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx> wrote: > Current code is not SMP safe. Use atomic_t type instead. > > Thanks, > xiaowei _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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