Date: Sat, 19 Jun 2010 17:28:35 +0000 (UTC) From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r209346 - in projects/ppc64/sys/powerpc: aim booke powerpc Message-ID: <201006191728.o5JHSZxa046753@svn.freebsd.org>
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Author: nwhitehorn Date: Sat Jun 19 17:28:35 2010 New Revision: 209346 URL: http://svn.freebsd.org/changeset/base/209346 Log: Moved cpu_thread_swapin/out() back to booke/aim dependent vm_machdep.c, since they relate to VM operations and could be used to optimize KVA use of the SLB on 64-bit AIM. Modified: projects/ppc64/sys/powerpc/aim/vm_machdep.c projects/ppc64/sys/powerpc/booke/vm_machdep.c projects/ppc64/sys/powerpc/powerpc/exec_machdep.c Modified: projects/ppc64/sys/powerpc/aim/vm_machdep.c ============================================================================== --- projects/ppc64/sys/powerpc/aim/vm_machdep.c Sat Jun 19 17:21:48 2010 (r209345) +++ projects/ppc64/sys/powerpc/aim/vm_machdep.c Sat Jun 19 17:28:35 2010 (r209346) @@ -396,3 +396,19 @@ is_physical_memory(addr) return 1; } +/* + * CPU threading functions related to the VM layer. These could be used + * to map the SLB bits required for the kernel stack instead of forcing a + * fixed-size KVA. + */ + +void +cpu_thread_swapin(struct thread *td) +{ +} + +void +cpu_thread_swapout(struct thread *td) +{ +} + Modified: projects/ppc64/sys/powerpc/booke/vm_machdep.c ============================================================================== --- projects/ppc64/sys/powerpc/booke/vm_machdep.c Sat Jun 19 17:21:48 2010 (r209345) +++ projects/ppc64/sys/powerpc/booke/vm_machdep.c Sat Jun 19 17:28:35 2010 (r209346) @@ -379,3 +379,17 @@ is_physical_memory(vm_offset_t addr) return (1); } +/* + * CPU threading functions related to VM. + */ + +void +cpu_thread_swapin(struct thread *td) +{ +} + +void +cpu_thread_swapout(struct thread *td) +{ +} + Modified: projects/ppc64/sys/powerpc/powerpc/exec_machdep.c ============================================================================== --- projects/ppc64/sys/powerpc/powerpc/exec_machdep.c Sat Jun 19 17:21:48 2010 (r209345) +++ projects/ppc64/sys/powerpc/powerpc/exec_machdep.c Sat Jun 19 17:28:35 2010 (r209346) @@ -940,16 +940,6 @@ cpu_thread_free(struct thread *td) { } -void -cpu_thread_swapin(struct thread *td) -{ -} - -void -cpu_thread_swapout(struct thread *td) -{ -} - int cpu_set_user_tls(struct thread *td, void *tls_base) {help
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