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CC''ing Tim and xen-devel On Mon, 18 Jul 2011, Jiageng Yu wrote: > 2011/7/16 Stefano Stabellini <stefano.stabellini@eu.citrix.com>: > > On Fri, 15 Jul 2011, Jiageng Yu wrote: > >> 2011/7/15 Jiageng Yu <yujiageng734@gmail.com>: > >> > 2011/7/15 Stefano Stabellini <stefano.stabellini@eu.citrix.com>: > >> >> On Fri, 15 Jul 2011,

2011/7/19 Stefano Stabellini <stefano.stabellini@eu.citrix.com>: > CC''ing Tim and xen-devel > > On Mon, 18 Jul 2011, Jiageng Yu wrote: >> 2011/7/16 Stefano Stabellini <stefano.stabellini@eu.citrix.com>: >> > On Fri, 15 Jul 2011, Jiageng Yu wrote: >> >> 2011/7/15 Jiageng Yu <yujiageng734@gmail.com>: >> >> > 2011/7/15

Source: xen Version: 4.1.3~rc1+hg-20120614.a9c0a89c08f2-5 Severity: important - x86: Make asmlinkage explicitly a no-op, and avoid usage in arch/x86 Build-fix, done different in Debian. - tools/ocaml: Fix 2 bit-twiddling bugs and an off-by-one Relevant for xcp. - x86_64: Fix off-by-one error setting up the Interrupt Stack Tables Hypervisor code running with wrong stack. Breaks error handling

While working on a database scaling problem using a SAP database test suite we discovered that these enterprise level large shared memory databases are very heavy users of mprotect(), to the extent that the performance overhead in current Xenolinux impacts scaling beyond a few cpus quite badly. A single cpu run under Xen has a nominal impact, but scaling out to 8 cpus results in a performance of

Hi, In many places xen uses "unsigned long" instead of the l*_pgentry_t types to pass around page table entries. Here is a patch which fixes this in a number of places (mostly in shadow mode code). Thats what I''ve trapped in so far, maybe more of these patches follow. Fixing this is needed for adding PAE support to xen. In PAE paging mode the page table entries are 64 bit