search for: l1f

Displaying 4 results from an estimated 4 matches for "l1f".

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2012 Feb 14
1
[PATCH] x86: don't allow Dom0 to map MSI-X table writably
...ing up the first MSI-X interrupt (see the original c/s 22182:68cc3c514a0a description for options). Signed-off-by: Jan Beulich <jbeulich@suse.com> --- a/xen/arch/x86/mm.c +++ b/xen/arch/x86/mm.c @@ -869,7 +869,7 @@ get_page_from_l1e( return -EINVAL; } - if ( !(l1f & _PAGE_RW) || IS_PRIV(pg_owner) || + if ( !(l1f & _PAGE_RW) || !rangeset_contains_singleton(mmio_ro_ranges, mfn) ) return 0; dprintk(XENLOG_G_WARNING, _______________________________________________ Xen-devel mailing list Xen-devel@lists.xens...
2008 Nov 04
7
[PATCH 1/1] Xen PV support for hugepages
...* * We allow root tables to map each other (a.k.a. linear page tables). It * needs some special care with reference counts and access permissions: @@ -656,6 +679,7 @@ get_page_from_l1e( struct vcpu *curr = current; struct domain *owner; int okay; + int writeable; if ( !(l1f & _PAGE_PRESENT) ) return 1; @@ -698,10 +722,9 @@ get_page_from_l1e( * contribute to writeable mapping refcounts. (This allows the * qemu-dm helper process in dom0 to map the domain''s memory without * messing up the count of "real" writable mapping...
2003 May 20
3
a quick Q about memory limit in R
Hello, there, I got this error when i tried to run " data.kr <- surf.gls(2, expcov, data, d=0.7);" "Error: cannot allocate vector of size 382890 Kb Execution halted" My data is 100x100 grid. the following is the summary of "data": > summary(data); x y z Min. : 1.00 Min. : 1.00 Min. :-1.0172 1st Qu.: 26.00
2012 Jan 04
98
RFC: Still TODO for 4.2?
What are the outstanding things to do before we think we can start on the 4.2 -rc''s? Does anyone have a timetable in mind? hypervisor: * ??? - Keir, Tim, Jan? tools: * libxl stable API -- we would like 4.2 to define a stable API which downstream''s can start to rely on not changing. Aspects of this are: * event handling (IanJ working