This patch adds the architecture independent structures of the syslet ABI. Signed-off-by: Zach Brown <[EMAIL PROTECTED]>
diff --git a/include/linux/syslet-abi.h b/include/linux/syslet-abi.h new file mode 100644 index 0000000..a8bc1a3 --- /dev/null +++ b/include/linux/syslet-abi.h @@ -0,0 +1,34 @@ +#ifndef _LINUX_SYSLET_ABI_H +#define _LINUX_SYSLET_ABI_H + +#include <asm/syslet-abi.h> /* for struct syslet_frame */ + +struct syslet_args { + u64 completion_ring_ptr; + u64 caller_data; + struct syslet_frame frame; +}; + +struct syslet_completion { + u64 status; + u64 caller_data; +}; + +/* + * The ring follows the "wrapping" convention as described by Andrew at: + * http://lkml.org/lkml/2007/4/11/276 + * The head is updated by the kernel as completions are added and the + * tail is updated by userspace as completions are removed. + * + * The number of elements must be a power of two and the ring must be + * aligned to a u64. + */ +struct syslet_ring { + u32 kernel_head; + u32 user_tail; + u32 elements; + u32 wait_group; + struct syslet_completion comp[0]; +}; + +#endif -- 1.5.2.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/