Commit b089ea3c authored by Ard Biesheuvel's avatar Ard Biesheuvel
Browse files

lib/raid6: Drop IA64 support 



Drop Itanium support from the RAID6 code, and along with it, the 16x and
32x unrolled versions, which were only used by IA64.

Signed-off-by: default avatarArd Biesheuvel <ardb@kernel.org>
parent af1f4592

include/linux/raid/pq.h

+0 −2
Original line number Diff line number Diff line
@@ -84,8 +84,6 @@ extern const struct raid6_calls raid6_intx1; 
extern const struct raid6_calls raid6_intx2;

extern const struct raid6_calls raid6_intx4;

extern const struct raid6_calls raid6_intx8;

extern const struct raid6_calls raid6_intx16;

extern const struct raid6_calls raid6_intx32;

extern const struct raid6_calls raid6_mmxx1;

extern const struct raid6_calls raid6_mmxx2;

extern const struct raid6_calls raid6_sse1x1;

lib/raid6/Makefile

+2 −2
Original line number Diff line number Diff line
@@ -2,7 +2,7 @@ 
obj-$(CONFIG_RAID6_PQ)	+= raid6_pq.o



raid6_pq-y	+= algos.o recov.o tables.o int1.o int2.o int4.o \

		   int8.o int16.o int32.o

		   int8.o



raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o avx512.o recov_avx512.o

raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o \
@@ -55,7 +55,7 @@ endif 
quiet_cmd_unroll = UNROLL  $@

      cmd_unroll = $(AWK) -v N=$* -f $(srctree)/$(src)/unroll.awk < $< > $@



targets += int1.c int2.c int4.c int8.c int16.c int32.c

targets += int1.c int2.c int4.c int8.c

$(obj)/int%.c: $(src)/int.uc $(src)/unroll.awk FORCE

	$(call if_changed,unroll)

lib/raid6/algos.c

+0 −4
Original line number Diff line number Diff line
@@ -80,10 +80,6 @@ const struct raid6_calls * const raid6_algos[] = { 
#ifdef CONFIG_CPU_HAS_LSX

	&raid6_lsx,

#endif

#endif

#if defined(__ia64__)

	&raid6_intx32,

	&raid6_intx16,

#endif

	&raid6_intx8,

	&raid6_intx4,

lib/raid6/int.uc

+0 −9
Original line number Diff line number Diff line
@@ -41,13 +41,6 @@ typedef u32 unative_t; 






/*

 * IA-64 wants insane amounts of unrolling.  On other architectures that

 * is just a waste of space.

 */

#if ($# <= 8) || defined(__ia64__)





/*

 * These sub-operations are separate inlines since they can sometimes be

 * specially optimized using architecture-specific hacks.
@@ -152,5 +145,3 @@ const struct raid6_calls raid6_intx$# = { 
	"int" NSTRING "x$#",

	0

};
 


#endif