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    SubjectRE: linux-next: Tree for Apr 19 (zcache)
    > From: Randy Dunlap [mailto:rdunlap@xenotime.net]
    > Sent: Thursday, April 19, 2012 4:30 PM
    > To: Stephen Rothwell
    > Cc: linux-next@vger.kernel.org; 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).
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