Module loading on Alpha was failing with error "Could not allocate 8 bytes percpu data".
Looking at dmesg we have the below error "No per-cpu room for modules." Increase the PERCPU_ENOUGH_ROOM in a similar way as x86_64 Signed-off-by: Aneesh Kumar K.V <[EMAIL PROTECTED]> --- include/asm-alpha/percpu.h | 14 ++++++++++++++ 1 files changed, 14 insertions(+), 0 deletions(-) diff --git a/include/asm-alpha/percpu.h b/include/asm-alpha/percpu.h index 48348fe..651ebb1 100644 --- a/include/asm-alpha/percpu.h +++ b/include/asm-alpha/percpu.h @@ -1,6 +1,20 @@ #ifndef __ALPHA_PERCPU_H #define __ALPHA_PERCPU_H +/* + * Increase the per cpu area for Alpha so that + * modules using percpu area can load. + */ +#ifdef CONFIG_MODULES +# define PERCPU_MODULE_RESERVE 8192 +#else +# define PERCPU_MODULE_RESERVE 0 +#endif + +#define PERCPU_ENOUGH_ROOM \ + (ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES) + \ + PERCPU_MODULE_RESERVE) + #include <asm-generic/percpu.h> #endif /* __ALPHA_PERCPU_H */ -- 1.4.4.2.gdb98-dirty
