Messages in this thread | | | Subject | Re: [Xen-devel] [PATCH 3/4] xen/interface: don't discard pending work in FRONT/BACK_RING_ATTACH | From | Jürgen Groß <> | Date | Mon, 9 Dec 2019 12:52:14 +0100 |
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On 09.12.19 12:41, Roger Pau Monné wrote: > On Thu, Dec 05, 2019 at 02:01:22PM +0000, Paul Durrant wrote: >> Currently these macros will skip over any requests/responses that are >> added to the shared ring whilst it is detached. This, in general, is not >> a desirable semantic since most frontend implementations will eventually >> block waiting for a response which would either never appear or never be >> processed. >> >> NOTE: These macros are currently unused. BACK_RING_ATTACH(), however, will >> be used in a subsequent patch. >> >> Signed-off-by: Paul Durrant <pdurrant@amazon.com> > > Those headers come from Xen, and should be modified in Xen first and > then imported into Linux IMO.
In theory, yes. But the Xen variant doesn't contain the ATTACH macros.
Juergen
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