md/raid6 algorithms: delta syndrome functions

[deliverable/linux.git] / include / linux / raid / pq.h

diff --git a/include/linux/raid/pq.h b/include/linux/raid/pq.h
index 0f424698064f5ee2c0a0da036189843c2e8cead4..a7a06d1dcf9cb17ee65d1befe1ef6ac62d882d16 100644 (file)
--- a/include/linux/raid/pq.h
+++ b/include/linux/raid/pq.h
@@ -72,6 +72,7 @@ extern const char raid6_empty_zero_page[PAGE_SIZE];
 /* Routine choices */
 struct raid6_calls {
        void (*gen_syndrome)(int, size_t, void **);
+       void (*xor_syndrome)(int, int, int, size_t, void **);
        int  (*valid)(void);    /* Returns 1 if this routine set is usable */
        const char *name;       /* Name of this routine set */
        int prefer;             /* Has special performance attribute */
@@ -101,6 +102,7 @@ extern const struct raid6_calls raid6_altivec8;
 extern const struct raid6_calls raid6_avx2x1;
 extern const struct raid6_calls raid6_avx2x2;
 extern const struct raid6_calls raid6_avx2x4;
+extern const struct raid6_calls raid6_tilegx8;
 
 struct raid6_recov_calls {
        void (*data2)(int, size_t, int, int, void **);