Re: [PATCH] Paging and memory sharing for HVM guests

[Patrick Colp <pjcolp@cs.ubc.ca>]

That's odd. I just pulled a fresh copy of xen-unstable and built xen and 
the tools. Both compiled with no errors or problems. Maybe this is some 
sort of distro-dependent problem?


Patrick


Jeremy Fitzhardinge wrote:
> On 12/16/2009 03:14 PM, Grzegorz Milos wrote:
>> The series of 46 patches attached to this email contain the initial
>> implementation of memory paging and sharing for Xen. Patrick Colp
>> leads the work on the pager, and I am mostly responsible for memory
>> sharing. We would be grateful for any comments/suggestions you might
>> have. Individual patches are labeled with comments describing their
>> purpose and a sign-off footnote. Of course we are happy to discuss
>> them in more detail, as required. Assuming that there are no major
>> objections against including them in the mainstream xen-unstable tree,
>> we would like to move future development to that tree.
>>    
> 
> I'm getting compile errors:
> 
> gcc  -O1 -fno-omit-frame-pointer -fno-optimize-sibling-calls -m64 -g 
> -fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes 
> -Wno-unused-value -Wdeclaration-after-statement  -D__XEN_TOOLS__ -MMD 
> -MF .bidir-daemon.o.d  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE  
> -Werror -Wno-unused -I../include -I../../tools/libxc 
> -I../../tools/include -D_GNU_SOURCE -fPIC -g -Wp,-MD,.bidir-daemon.o.d 
> -c -o bidir-daemon.o bidir-daemon.c
> cc1: warnings being treated as errors
> bidir-daemon.c: In function ‘bidir_daemon’:
> bidir-daemon.c:74: error: implicit declaration of function ‘sleep’
> make[3]: *** [bidir-daemon.o] Error 1
> make[3]: Leaving directory `/home/jeremy/hg/xen/unstable/tools/memshr'
> 
> and
> 
> make[3]: Entering directory `/home/jeremy/hg/xen/unstable/tools/xenpaging'
> gcc  -O1 -fno-omit-frame-pointer -fno-optimize-sibling-calls -m64 -g 
> -fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes 
> -Wno-unused-value -Wdeclaration-after-statement  -D__XEN_TOOLS__ -MMD 
> -MF .file_ops.o.d  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE  -I 
> ../../tools/python/xen/lowlevel/xc -I ./ -I../../tools/libxc 
> -I../../tools/include -I../../tools/xenstore -I../../tools/include 
> -Werror -Wno-unused -g -Wp,-MD,.file_ops.o.d -c -o file_ops.o file_ops.c
> gcc  -O1 -fno-omit-frame-pointer -fno-optimize-sibling-calls -m64 -g 
> -fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes 
> -Wno-unused-value -Wdeclaration-after-statement  -D__XEN_TOOLS__ -MMD 
> -MF .xc.o.d  -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE  -I 
> ../../tools/python/xen/lowlevel/xc -I ./ -I../../tools/libxc 
> -I../../tools/include -I../../tools/xenstore -I../../tools/include 
> -Werror -Wno-unused -g -Wp,-MD,.xc.o.d -c -o xc.o xc.c
> In file included from xc.c:29:
> xc.h:29:27: error: xen/mem_event.h: No such file or directory
> make[3]: *** [xc.o] Error 1
> make[3]: Leaving directory `/home/jeremy/hg/xen/unstable/tools/xenpaging'
> 
> 
> The first is easily fixed by adding #include <unistd.h>, but I haven't 
> looked into the second yet.
> 
> Thanks,
> J