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Re: [Xen-API] [Xen-devel] [PATCH 0 of 5 v2] Tools: Console ring improvements


On 21/02/13 15:46, Andrew Cooper wrote:
> Hello,
> The following set of patches came about when trying to fix the 32K limitation
> with stub_xc_readconsolering() in the ocaml bindings.
> Patch 1 is a hypervisor patch adding a new SYSCTL hypercall to query the size
> of the console ring, which is fixed but otherwise inaccessible after boot.
> Patches 2 thru 5 are tools patches:
>  * Patch 2 adds a libxc function to use the new SYSCTL hypercall.
>  * Patch 3 implements an alternative xc_readconsolering() to prevent bounce
>    buffering.
>  * Patch 4 uses the preceding patches to fix the implementation of
>    stub_xc_readconsolering() in the ocaml bindings.
>  * Patch 5 is a misc threading fix in the ocaml bindings, discovered when
>    trying to fix the console functionality.
> CC'd is xen-api@xxxxxxxxxxxxx as well, for comment on the ocaml patches.
> This patch set has been compile-tested on unstable, and functionally tested
> via backport to 4.2 (which was only one whitespace fuzz issue and no code
> change).
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxx
> http://lists.xen.org/xen-devel

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