From ef7c4d4675d2a9206f913f26ca1a5cd41bff9d41 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Fri, 29 Jul 2011 09:42:07 -0700 Subject: sparc: Use popc if possible for hweight routines. Just like powerpc, we code patch at boot time. Signed-off-by: David S. Miller --- arch/sparc/kernel/vmlinux.lds.S | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch/sparc/kernel/vmlinux.lds.S') diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S index c0220759003..de20c14625e 100644 --- a/arch/sparc/kernel/vmlinux.lds.S +++ b/arch/sparc/kernel/vmlinux.lds.S @@ -107,7 +107,11 @@ SECTIONS *(.sun4v_2insn_patch) __sun4v_2insn_patch_end = .; } - + .popc_3insn_patch : { + __popc_3insn_patch = .; + *(.popc_3insn_patch) + __popc_3insn_patch_end = .; + } PERCPU_SECTION(SMP_CACHE_BYTES) . = ALIGN(PAGE_SIZE); -- cgit v1.2.3-18-g5258 From 56d205cc5c0a3032a605121d4253e111193bf923 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 2 Aug 2011 20:23:34 -0700 Subject: sparc: Use popc when possible for ffs/__ffs/ffz. Signed-off-by: David S. Miller --- arch/sparc/kernel/vmlinux.lds.S | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch/sparc/kernel/vmlinux.lds.S') diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S index de20c14625e..94a954892d3 100644 --- a/arch/sparc/kernel/vmlinux.lds.S +++ b/arch/sparc/kernel/vmlinux.lds.S @@ -112,6 +112,11 @@ SECTIONS *(.popc_3insn_patch) __popc_3insn_patch_end = .; } + .popc_6insn_patch : { + __popc_6insn_patch = .; + *(.popc_6insn_patch) + __popc_6insn_patch_end = .; + } PERCPU_SECTION(SMP_CACHE_BYTES) . = ALIGN(PAGE_SIZE); -- cgit v1.2.3-18-g5258 From 9076d0e7e02b98f7a65df10d1956326c8d8ba61a Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Fri, 5 Aug 2011 00:53:57 -0700 Subject: sparc: Access kernel TSB using physical addressing when possible. On sun4v this is basically required since we point the hypervisor and the TSB walking hardware at these tables using physical addressing too. Signed-off-by: David S. Miller --- arch/sparc/kernel/vmlinux.lds.S | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'arch/sparc/kernel/vmlinux.lds.S') diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S index 94a954892d3..0e1605697b4 100644 --- a/arch/sparc/kernel/vmlinux.lds.S +++ b/arch/sparc/kernel/vmlinux.lds.S @@ -107,6 +107,16 @@ SECTIONS *(.sun4v_2insn_patch) __sun4v_2insn_patch_end = .; } + .swapper_tsb_phys_patch : { + __swapper_tsb_phys_patch = .; + *(.swapper_tsb_phys_patch) + __swapper_tsb_phys_patch_end = .; + } + .swapper_4m_tsb_phys_patch : { + __swapper_4m_tsb_phys_patch = .; + *(.swapper_4m_tsb_phys_patch) + __swapper_4m_tsb_phys_patch_end = .; + } .popc_3insn_patch : { __popc_3insn_patch = .; *(.popc_3insn_patch) -- cgit v1.2.3-18-g5258