From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Jackson Subject: [PATCH 12/13] libxl: add a comment re the memory management API instability Date: Thu, 2 Aug 2012 18:27:21 +0100 Message-ID: <1343928442-23966-13-git-send-email-ian.jackson@eu.citrix.com> References: <1343928442-23966-1-git-send-email-ian.jackson@eu.citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1343928442-23966-1-git-send-email-ian.jackson@eu.citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org Cc: Ian Jackson List-Id: xen-devel@lists.xenproject.org Signed-off-by: Ian Jackson --- tools/libxl/libxl.h | 12 ++++++++++++ 1 files changed, 12 insertions(+), 0 deletions(-) diff --git a/tools/libxl/libxl.h b/tools/libxl/libxl.h index 5ec2d74..f11abc2 100644 --- a/tools/libxl/libxl.h +++ b/tools/libxl/libxl.h @@ -567,6 +567,17 @@ int libxl_domain_core_dump(libxl_ctx *ctx, uint32_t domid, int libxl_domain_setmaxmem(libxl_ctx *ctx, uint32_t domid, uint32_t target_memkb); int libxl_set_memory_target(libxl_ctx *ctx, uint32_t domid, int32_t target_memkb, int relative, int enforce); int libxl_get_memory_target(libxl_ctx *ctx, uint32_t domid, uint32_t *out_target); + + +/* + * WARNING + * This memory management API is unstable even in Xen 4.2. + * It has a numer of deficiencies and we intend to replace it. + * + * The semantics of these functions should not be relied on to be very + * coherent or stable. We will however endeavour to keep working + * existing programs which use them in roughly the same way as libxl. + */ /* how much free memory in the system a domain needs to be built */ int libxl_domain_need_memory(libxl_ctx *ctx, libxl_domain_build_info *b_info, uint32_t *need_memkb); @@ -577,6 +588,7 @@ int libxl_wait_for_free_memory(libxl_ctx *ctx, uint32_t domid, uint32_t memory_k /* wait for the memory target of a domain to be reached */ int libxl_wait_for_memory_target(libxl_ctx *ctx, uint32_t domid, int wait_secs); + int libxl_vncviewer_exec(libxl_ctx *ctx, uint32_t domid, int autopass); int libxl_console_exec(libxl_ctx *ctx, uint32_t domid, int cons_num, libxl_console_type type); /* libxl_primary_console_exec finds the domid and console number -- 1.7.2.5