Merge pull request #2937 from martin-frbg/pwr-buffersz

Increase and unify BUFFERSIZE on POWER;fix gcc inline warning

common_power.h

@@ -844,8 +844,8 @@ Lmcount$lazy_ptr:
 #define BUFFER_SIZE     (  2 << 20)
 #elif defined(PPC440FP2)
 #define BUFFER_SIZE     ( 16 << 20)
-#elif defined(POWER8) || defined(POWER9) || defined(POWER10)
-#define BUFFER_SIZE     ( 64 << 20)
+#elif defined(POWER6) || defined(POWER8) || defined(POWER9) || defined(POWER10)
+#define BUFFER_SIZE     ( 64 << 22)
 #else
 #define BUFFER_SIZE     ( 16 << 20)
 #endif

kernel/power/zgemv_t_4.c

@@ -513,7 +513,7 @@ static void zgemv_kernel_4x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y, FLOAT al
 
 #endif
 
-static __attribute__((always_inline)) void copy_x(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_src) {
+static __attribute__((always_inline)) inline void copy_x(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_src) {
     BLASLONG i;
     for (i = 0; i < n; i++) {
         *dest = *src;