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4d7696f1b0
Headline item is multithreading for RAID5 so that more IO/sec can be supported on fast (SSD) devices. Also TILE-Gx SIMD suppor for RAID6 calculations and an assortment of bug fixes. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iQIVAwUAUi6dRTnsnt1WYoG5AQIqMBAAm/XUEqfyBNUiTPHmIU/OyReOlfsp8A2o xtcmSzaCtIUz4btPszUrw3PShqnk+lXXX2AB0rp3PzfOgyNYXBRKbzOf3eGr2VEp L/Cm0iSWHqQ7V7MoV5ZrqtvuyJV1a7FK3a3VaoKaUk424o4sZ7P67t/YZAnTCP/i 9wQoPeIOJ8YjZsaAQjzI3q7yRMRE8ytyBnF4NdgeMyr2p17w2e9pnmNfCTo4wnWs Nu2wPr2QCPQXr/FoIhdIVEy3kVatqH8qXG8Fw+5n07HJYxGCvQZLDuoOVDYyFeoW gnNq2MMgLZm/7Nzqd1bN+QQZuBCd5JL4VJ2G4vLfYrn3ZSdSysrVKQXFKYG3Gkua 1KP4Pv0hndAl4DtGbUk8CiZp6b+c5qeWvq+sO2NuhUGmumFMK2q4DJhITNexjmrs Eg4opnR8JMLDkYD6o52Ziu5KQR/q1PKRLj80eoVuqB2QQM5+NPb4s3k2WN+53lQD L9fH2alUxxSK+5R8ykk923QQ/XErMUwXaka+O/gGFAlYvaaW/GKTxFnKn/GIXAkc tKW88zB+zA5EZEFec+K43z1UjtGxMWsryvDN55ON2iV+LIZBISm7krroBeR55cyO +3tHlPsga0pO+9DdSm7hvZeWRrq5ZJTiZmL/e2FYygrC5tFAY0p+z49fK3e9Th13 C85G7fg3yDY= =zLxh -----END PGP SIGNATURE----- Merge tag 'md/3.12' of git://neil.brown.name/md Pull md update from Neil Brown: "Headline item is multithreading for RAID5 so that more IO/sec can be supported on fast (SSD) devices. Also TILE-Gx SIMD suppor for RAID6 calculations and an assortment of bug fixes" * tag 'md/3.12' of git://neil.brown.name/md: raid5: only wakeup necessary threads md/raid5: flush out all pending requests before proceeding with reshape. md/raid5: use seqcount to protect access to shape in make_request. raid5: sysfs entry to control worker thread number raid5: offload stripe handle to workqueue raid5: fix stripe release order raid5: make release_stripe lockless md: avoid deadlock when dirty buffers during md_stop. md: Don't test all of mddev->flags at once. md: Fix apparent cut-and-paste error in super_90_validate raid6/test: replace echo -e with printf RAID: add tilegx SIMD implementation of raid6 md: fix safe_mode buglet. md: don't call md_allow_write in get_bitmap_file.
127 lines
3.0 KiB
Makefile
127 lines
3.0 KiB
Makefile
#
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# This is a simple Makefile to test some of the RAID-6 code
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# from userspace.
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#
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CC = gcc
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OPTFLAGS = -O2 # Adjust as desired
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CFLAGS = -I.. -I ../../../include -g $(OPTFLAGS)
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LD = ld
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AWK = awk -f
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AR = ar
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RANLIB = ranlib
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OBJS = int1.o int2.o int4.o int8.o int16.o int32.o recov.o algos.o tables.o
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ARCH := $(shell uname -m 2>/dev/null | sed -e /s/i.86/i386/)
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ifeq ($(ARCH),i386)
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CFLAGS += -DCONFIG_X86_32
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IS_X86 = yes
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endif
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ifeq ($(ARCH),x86_64)
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CFLAGS += -DCONFIG_X86_64
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IS_X86 = yes
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endif
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ifeq ($(ARCH),arm)
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CFLAGS += -I../../../arch/arm/include -mfpu=neon
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HAS_NEON = yes
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endif
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ifeq ($(ARCH),arm64)
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CFLAGS += -I../../../arch/arm64/include
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HAS_NEON = yes
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endif
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ifeq ($(IS_X86),yes)
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OBJS += mmx.o sse1.o sse2.o avx2.o recov_ssse3.o recov_avx2.o
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CFLAGS += $(shell echo "vpbroadcastb %xmm0, %ymm1" | \
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gcc -c -x assembler - >&/dev/null && \
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rm ./-.o && echo -DCONFIG_AS_AVX2=1)
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else ifeq ($(HAS_NEON),yes)
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OBJS += neon.o neon1.o neon2.o neon4.o neon8.o
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CFLAGS += -DCONFIG_KERNEL_MODE_NEON=1
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else
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HAS_ALTIVEC := $(shell printf '\#include <altivec.h>\nvector int a;\n' |\
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gcc -c -x c - >&/dev/null && \
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rm ./-.o && echo yes)
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ifeq ($(HAS_ALTIVEC),yes)
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OBJS += altivec1.o altivec2.o altivec4.o altivec8.o
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endif
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endif
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ifeq ($(ARCH),tilegx)
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OBJS += tilegx8.o
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endif
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.c.o:
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$(CC) $(CFLAGS) -c -o $@ $<
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%.c: ../%.c
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cp -f $< $@
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%.uc: ../%.uc
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cp -f $< $@
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all: raid6.a raid6test
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raid6.a: $(OBJS)
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rm -f $@
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$(AR) cq $@ $^
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$(RANLIB) $@
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raid6test: test.c raid6.a
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$(CC) $(CFLAGS) -o raid6test $^
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neon1.c: neon.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=1 < neon.uc > $@
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neon2.c: neon.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=2 < neon.uc > $@
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neon4.c: neon.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=4 < neon.uc > $@
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neon8.c: neon.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=8 < neon.uc > $@
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altivec1.c: altivec.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=1 < altivec.uc > $@
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altivec2.c: altivec.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=2 < altivec.uc > $@
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altivec4.c: altivec.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=4 < altivec.uc > $@
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altivec8.c: altivec.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=8 < altivec.uc > $@
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int1.c: int.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=1 < int.uc > $@
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int2.c: int.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=2 < int.uc > $@
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int4.c: int.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=4 < int.uc > $@
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int8.c: int.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=8 < int.uc > $@
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int16.c: int.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=16 < int.uc > $@
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int32.c: int.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=32 < int.uc > $@
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tilegx8.c: tilegx.uc ../unroll.awk
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$(AWK) ../unroll.awk -vN=8 < tilegx.uc > $@
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tables.c: mktables
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./mktables > tables.c
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clean:
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rm -f *.o *.a mktables mktables.c *.uc int*.c altivec*.c neon*.c tables.c raid6test
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rm -f tilegx*.c
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spotless: clean
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rm -f *~
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