[linux-mm-cc] Compcache warnings on ia64.

[Nitin Gupta]

On Thu, Feb 21, 2008 at 11:03 AM, John McCabe-Dansted <gmatht at gmail.com> wrote:
> BTW, which mailing list should I cc discussion to? Just
>  linux-mm-cc at laptop.org? CC'ing all three seems a little excessive.
>

Yes, just linux-mm-cc will be sufficient.

>  On Tue, Feb 19, 2008 at 6:39 AM, Nitin Gupta <nitingupta910 at gmail.com> wrote:
>  >  I am excited to announce first release of ccache - Compressed RAM
>  >  based swap device for Linux (2.6.x kernel).
>
>  FYI, I get the following warnings on ia64.
>

All those warning look harmless to me. Anyway I will try and get rid
of those warnings.

>  I also got a crash on Gutsy-ia64, although that could well be related
>  to faulty CD media, or perhaps Gutsy does not swap out ram disk pages
>  to swap causing it to run out of memory even when plenty of swap is
>  left. Anyway, I don't think ia64 is urgent for the Ubuntu LiveCDs.
>  I've run a ia64 machine with 256MB of ram, but if you have such an
>  unusual hardware configuration you don't really need 64bit pointers :)
>

If you can somehow get that crash message, it will help a lot in
debugging. But it seems like ubuntu is not flushing these messages to
log?

>  --
>
>  ubuntu at ubuntu:~/Desktop/compcache-0.1$ make -j2
>  make -C /lib/modules/2.6.22-14-generic/build
>  M=/home/ubuntu/Desktop/compcache-0.1 modules
>  make[1]: Entering directory `/usr/src/linux-headers-2.6.22-14-generic'
>  make[1]: warning: jobserver unavailable: using -j1.  Add `+' to parent
>  make rule.
>   CC [M]  /home/ubuntu/Desktop/compcache-0.1/sub-projects/compression/lzo-kmod/lzo1x_decompress.o
>   CC [M]  /home/ubuntu/Desktop/compcache-0.1/sub-projects/compression/lzo-kmod/lzo1x_compress.o
>   CC [M]  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.o
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:
>  In function 'dump_pool_info':
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:236:
>  warning: format '%u' expects type 'unsigned int', but argument 2 has
>  type 'long unsigned int'
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:236:
>  warning: format '%u' expects type 'unsigned int', but argument 3 has
>  type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:236:
>  warning: format '%u' expects type 'unsigned int', but argument 4 has
>  type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:236:
>  warning: format '%u' expects type 'unsigned int', but argument 5 has
>  type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:236:
>  warning: format '%u' expects type 'unsigned int', but argument 6 has
>  type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:
>  In function 'tlsf_create_memory_pool':
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:273:
>  warning: format '%u' expects type 'unsigned int', but argument 3 has
>  type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:273:
>  warning: format '%u' expects type 'unsigned int', but argument 4 has
>  type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.c:273:
>  warning: format '%u' expects type 'unsigned int', but argument 5 has
>  type 'size_t'
>   CC [M]  /home/ubuntu/Desktop/compcache-0.1/compcache.o
>  /home/ubuntu/Desktop/compcache-0.1/compcache.c: In function
>  'compcache_make_request':
>  /home/ubuntu/Desktop/compcache-0.1/compcache.c:87: warning: passing
>  argument 4 of 'lzo1x_decompress_safe' from incompatible pointer type
>  /home/ubuntu/Desktop/compcache-0.1/compcache.c:129: warning: format
>  '%u' expects type 'unsigned int', but argument 3 has type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/compcache.c:140: warning: format
>  '%u' expects type 'unsigned int', but argument 3 has type 'size_t'
>  /home/ubuntu/Desktop/compcache-0.1/compcache.c: In function 'compcache_init':
>  /home/ubuntu/Desktop/compcache-0.1/compcache.c:200: warning: format
>  '%u' expects type 'unsigned int', but argument 2 has type 'size_t'
>   Building modules, stage 2.
>   MODPOST 4 modules
>   CC      /home/ubuntu/Desktop/compcache-0.1/compcache.mod.o
>   LD [M]  /home/ubuntu/Desktop/compcache-0.1/compcache.ko
>   CC      /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.mod.o
>   LD [M]  /home/ubuntu/Desktop/compcache-0.1/sub-projects/allocators/tlsf-kmod/tlsf.ko
>   CC      /home/ubuntu/Desktop/compcache-0.1/sub-projects/compression/lzo-kmod/lzo1x_compress.mod.o
>   LD [M]  /home/ubuntu/Desktop/compcache-0.1/sub-projects/compression/lzo-kmod/lzo1x_compress.ko
>   CC      /home/ubuntu/Desktop/compcache-0.1/sub-projects/compression/lzo-kmod/lzo1x_decompress.mod.o
>   LD [M]  /home/ubuntu/Desktop/compcache-0.1/sub-projects/compression/lzo-kmod/lzo1x_decompress.ko
>  make[1]: Leaving directory `/usr/src/linux-headers-2.6.22-14
>
>  --
>  John C. McCabe-Dansted
>  PhD Student
>  University of Western Australia
>