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![Linus Torvalds](/assets/img/avatar_default.png)
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.
124 lines
3.6 KiB
Makefile
124 lines
3.6 KiB
Makefile
obj-$(CONFIG_RAID6_PQ) += raid6_pq.o
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raid6_pq-y += algos.o recov.o tables.o int1.o int2.o int4.o \
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int8.o int16.o int32.o
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raid6_pq-$(CONFIG_X86) += recov_ssse3.o recov_avx2.o mmx.o sse1.o sse2.o avx2.o
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raid6_pq-$(CONFIG_ALTIVEC) += altivec1.o altivec2.o altivec4.o altivec8.o
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raid6_pq-$(CONFIG_KERNEL_MODE_NEON) += neon.o neon1.o neon2.o neon4.o neon8.o
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raid6_pq-$(CONFIG_TILEGX) += tilegx8.o
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hostprogs-y += mktables
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quiet_cmd_unroll = UNROLL $@
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cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \
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< $< > $@ || ( rm -f $@ && exit 1 )
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ifeq ($(CONFIG_ALTIVEC),y)
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altivec_flags := -maltivec -mabi=altivec
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endif
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# The GCC option -ffreestanding is required in order to compile code containing
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# ARM/NEON intrinsics in a non C99-compliant environment (such as the kernel)
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ifeq ($(CONFIG_KERNEL_MODE_NEON),y)
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NEON_FLAGS := -ffreestanding
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ifeq ($(ARCH),arm)
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NEON_FLAGS += -mfloat-abi=softfp -mfpu=neon
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endif
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ifeq ($(ARCH),arm64)
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CFLAGS_REMOVE_neon1.o += -mgeneral-regs-only
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CFLAGS_REMOVE_neon2.o += -mgeneral-regs-only
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CFLAGS_REMOVE_neon4.o += -mgeneral-regs-only
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CFLAGS_REMOVE_neon8.o += -mgeneral-regs-only
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endif
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endif
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targets += int1.c
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$(obj)/int1.c: UNROLL := 1
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$(obj)/int1.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int2.c
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$(obj)/int2.c: UNROLL := 2
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$(obj)/int2.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int4.c
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$(obj)/int4.c: UNROLL := 4
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$(obj)/int4.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int8.c
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$(obj)/int8.c: UNROLL := 8
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$(obj)/int8.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int16.c
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$(obj)/int16.c: UNROLL := 16
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$(obj)/int16.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += int32.c
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$(obj)/int32.c: UNROLL := 32
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$(obj)/int32.c: $(src)/int.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec1.o += $(altivec_flags)
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targets += altivec1.c
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$(obj)/altivec1.c: UNROLL := 1
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$(obj)/altivec1.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec2.o += $(altivec_flags)
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targets += altivec2.c
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$(obj)/altivec2.c: UNROLL := 2
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$(obj)/altivec2.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec4.o += $(altivec_flags)
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targets += altivec4.c
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$(obj)/altivec4.c: UNROLL := 4
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$(obj)/altivec4.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_altivec8.o += $(altivec_flags)
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targets += altivec8.c
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$(obj)/altivec8.c: UNROLL := 8
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$(obj)/altivec8.c: $(src)/altivec.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon1.o += $(NEON_FLAGS)
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targets += neon1.c
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$(obj)/neon1.c: UNROLL := 1
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$(obj)/neon1.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon2.o += $(NEON_FLAGS)
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targets += neon2.c
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$(obj)/neon2.c: UNROLL := 2
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$(obj)/neon2.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon4.o += $(NEON_FLAGS)
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targets += neon4.c
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$(obj)/neon4.c: UNROLL := 4
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$(obj)/neon4.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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CFLAGS_neon8.o += $(NEON_FLAGS)
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targets += neon8.c
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$(obj)/neon8.c: UNROLL := 8
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$(obj)/neon8.c: $(src)/neon.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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targets += tilegx8.c
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$(obj)/tilegx8.c: UNROLL := 8
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$(obj)/tilegx8.c: $(src)/tilegx.uc $(src)/unroll.awk FORCE
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$(call if_changed,unroll)
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quiet_cmd_mktable = TABLE $@
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cmd_mktable = $(obj)/mktables > $@ || ( rm -f $@ && exit 1 )
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targets += tables.c
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$(obj)/tables.c: $(obj)/mktables FORCE
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$(call if_changed,mktable)
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