Subject: RE: linux-next: Tree for Apr 19 (zcache)

From: Dan Magenheimer <[email-masked]>
Date: Thu, 19 Apr 2012 15:36:29 -0700 (PDT)

> From: Randy Dunlap [mailto:[email-masked]]
> Sent: Thursday, April 19, 2012 4:30 PM
> To: Stephen Rothwell
> Cc: [email-masked]; LKML; Dan Magenheimer
> Subject: Re: linux-next: Tree for Apr 19 (zcache)
> 
> On 04/18/2012 11:46 PM, Stephen Rothwell wrote:
> 
> > Hi all,
> >
> > Changes since 20120418:
> 
> 
> on x86_64:
> 
> drivers/built-in.o: In function `zv_free':
> zcache-main.c:(.text+0x5e1c9): undefined reference to `zs_map_object'
> zcache-main.c:(.text+0x5e238): undefined reference to `zs_unmap_object'
> zcache-main.c:(.text+0x5e29a): undefined reference to `zs_free'
> drivers/built-in.o: In function `zv_create':
> zcache-main.c:(.text+0x5e6b3): undefined reference to `zs_malloc'
> zcache-main.c:(.text+0x5e6f0): undefined reference to `zs_map_object'
> zcache-main.c:(.text+0x5e72c): undefined reference to `zs_unmap_object'
> drivers/built-in.o: In function `zcache_comp_init':
> zcache-main.c:(.text+0x5e831): undefined reference to `crypto_has_alg'
> zcache-main.c:(.text+0x5e8a5): undefined reference to `crypto_has_alg'
> drivers/built-in.o: In function `zcache_cpu_notifier':
> zcache-main.c:(.text+0x5e94f): undefined reference to `crypto_alloc_base'
> zcache-main.c:(.text+0x5e9f2): undefined reference to `crypto_destroy_tfm'
> drivers/built-in.o: In function `zv_decompress':
> zcache-main.c:(.text+0x5ee40): undefined reference to `zs_map_object'
> zcache-main.c:(.text+0x5ef06): undefined reference to `zs_unmap_object'
> drivers/built-in.o: In function `zcache_pampd_create':
> zcache-main.c:(.text+0x5f614): undefined reference to `zs_get_total_size_bytes'
> make[1]: *** [.tmp_vmlinux1] Error 1
> 
> Full randconfig file is attached.

This looks like issues with the zsmalloc code (http://lwn.net/Articles/474880/)
so forwarding to Seth/Nitin (cc Konrad).