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Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/g…
…it/aegl/linux-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6: (29 commits) [IA64] BUG to BUG_ON changes [IA64] Fix typo/thinko in arch/ia64/sn/kernel/sn2/sn2_smp.c ia64: remove some warnings. ia64/xen: fix the link error. ia64/pv_ops/bp/xen: implemented binary patchable pv_cpu_ops. ia64/pv_ops/binary patch: define paravirt_dv_serialize_data() and suppress false positive warning. ia64/pv_ops/bp/module: support binary patching for kernel module. ia64/pv_ops: implement binary patching optimization for native. ia64/pv_op/binarypatch: add helper functions to support binary patching for paravirt_ops. ia64/pv_ops/xen/gate.S: xen gate page paravirtualization ia64/pv_ops: paravirtualize gate.S. ia64/pv_ops: move down __kernel_syscall_via_epc. ia64/pv_ops/xen: define xen specific gate page. ia64/pv_ops: gate page paravirtualization. ia64/pv_ops/xen/pv_time_ops: implement sched_clock. ia64/pv_ops/pv_time_ops: add sched_clock hook. ia64/pv_ops/xen: paravirtualize read/write ar.itc and ar.itm ia64/pv_ops: paravirtualize mov = ar.itc. ia64/pv_ops/pvchecker: support mov = ar.itc paravirtualization ia64/pv_ops: paravirtualize fsys.S. ...
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| /****************************************************************************** | ||
| * arch/ia64/include/asm/native/inst.h | ||
| * | ||
| * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> | ||
| * VA Linux Systems Japan K.K. | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation; either version 2 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program; if not, write to the Free Software | ||
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| * | ||
| */ | ||
|
|
||
| #define __paravirt_start_gate_fsyscall_patchlist \ | ||
| __ia64_native_start_gate_fsyscall_patchlist | ||
| #define __paravirt_end_gate_fsyscall_patchlist \ | ||
| __ia64_native_end_gate_fsyscall_patchlist | ||
| #define __paravirt_start_gate_brl_fsys_bubble_down_patchlist \ | ||
| __ia64_native_start_gate_brl_fsys_bubble_down_patchlist | ||
| #define __paravirt_end_gate_brl_fsys_bubble_down_patchlist \ | ||
| __ia64_native_end_gate_brl_fsys_bubble_down_patchlist | ||
| #define __paravirt_start_gate_vtop_patchlist \ | ||
| __ia64_native_start_gate_vtop_patchlist | ||
| #define __paravirt_end_gate_vtop_patchlist \ | ||
| __ia64_native_end_gate_vtop_patchlist | ||
| #define __paravirt_start_gate_mckinley_e9_patchlist \ | ||
| __ia64_native_start_gate_mckinley_e9_patchlist | ||
| #define __paravirt_end_gate_mckinley_e9_patchlist \ | ||
| __ia64_native_end_gate_mckinley_e9_patchlist |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,143 @@ | ||
| /****************************************************************************** | ||
| * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> | ||
| * VA Linux Systems Japan K.K. | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation; either version 2 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program; if not, write to the Free Software | ||
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| * | ||
| */ | ||
|
|
||
| #ifndef __ASM_PARAVIRT_PATCH_H | ||
| #define __ASM_PARAVIRT_PATCH_H | ||
|
|
||
| #ifdef __ASSEMBLY__ | ||
|
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| .section .paravirt_branches, "a" | ||
| .previous | ||
| #define PARAVIRT_PATCH_SITE_BR(type) \ | ||
| { \ | ||
| [1:] ; \ | ||
| br.cond.sptk.many 2f ; \ | ||
| nop.b 0 ; \ | ||
| nop.b 0;; ; \ | ||
| } ; \ | ||
| 2: \ | ||
| .xdata8 ".paravirt_branches", 1b, type | ||
|
|
||
| #else | ||
|
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| #include <linux/stringify.h> | ||
| #include <asm/intrinsics.h> | ||
|
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| /* for binary patch */ | ||
| struct paravirt_patch_site_bundle { | ||
| void *sbundle; | ||
| void *ebundle; | ||
| unsigned long type; | ||
| }; | ||
|
|
||
| /* label means the beginning of new bundle */ | ||
| #define paravirt_alt_bundle(instr, privop) \ | ||
| "\t998:\n" \ | ||
| "\t" instr "\n" \ | ||
| "\t999:\n" \ | ||
| "\t.pushsection .paravirt_bundles, \"a\"\n" \ | ||
| "\t.popsection\n" \ | ||
| "\t.xdata8 \".paravirt_bundles\", 998b, 999b, " \ | ||
| __stringify(privop) "\n" | ||
|
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|
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| struct paravirt_patch_bundle_elem { | ||
| const void *sbundle; | ||
| const void *ebundle; | ||
| unsigned long type; | ||
| }; | ||
|
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|
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| struct paravirt_patch_site_inst { | ||
| unsigned long stag; | ||
| unsigned long etag; | ||
| unsigned long type; | ||
| }; | ||
|
|
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| #define paravirt_alt_inst(instr, privop) \ | ||
| "\t[998:]\n" \ | ||
| "\t" instr "\n" \ | ||
| "\t[999:]\n" \ | ||
| "\t.pushsection .paravirt_insts, \"a\"\n" \ | ||
| "\t.popsection\n" \ | ||
| "\t.xdata8 \".paravirt_insts\", 998b, 999b, " \ | ||
| __stringify(privop) "\n" | ||
|
|
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| struct paravirt_patch_site_branch { | ||
| unsigned long tag; | ||
| unsigned long type; | ||
| }; | ||
|
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| struct paravirt_patch_branch_target { | ||
| const void *entry; | ||
| unsigned long type; | ||
| }; | ||
|
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| void | ||
| __paravirt_patch_apply_branch( | ||
| unsigned long tag, unsigned long type, | ||
| const struct paravirt_patch_branch_target *entries, | ||
| unsigned int nr_entries); | ||
|
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| void | ||
| paravirt_patch_reloc_br(unsigned long tag, const void *target); | ||
|
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| void | ||
| paravirt_patch_reloc_brl(unsigned long tag, const void *target); | ||
|
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|
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| #if defined(ASM_SUPPORTED) && defined(CONFIG_PARAVIRT) | ||
| unsigned long | ||
| ia64_native_patch_bundle(void *sbundle, void *ebundle, unsigned long type); | ||
|
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| unsigned long | ||
| __paravirt_patch_apply_bundle(void *sbundle, void *ebundle, unsigned long type, | ||
| const struct paravirt_patch_bundle_elem *elems, | ||
| unsigned long nelems, | ||
| const struct paravirt_patch_bundle_elem **found); | ||
|
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| void | ||
| paravirt_patch_apply_bundle(const struct paravirt_patch_site_bundle *start, | ||
| const struct paravirt_patch_site_bundle *end); | ||
|
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| void | ||
| paravirt_patch_apply_inst(const struct paravirt_patch_site_inst *start, | ||
| const struct paravirt_patch_site_inst *end); | ||
|
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| void paravirt_patch_apply(void); | ||
| #else | ||
| #define paravirt_patch_apply_bundle(start, end) do { } while (0) | ||
| #define paravirt_patch_apply_inst(start, end) do { } while (0) | ||
| #define paravirt_patch_apply() do { } while (0) | ||
| #endif | ||
|
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| #endif /* !__ASSEMBLEY__ */ | ||
|
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| #endif /* __ASM_PARAVIRT_PATCH_H */ | ||
|
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| /* | ||
| * Local variables: | ||
| * mode: C | ||
| * c-set-style: "linux" | ||
| * c-basic-offset: 8 | ||
| * tab-width: 8 | ||
| * indent-tabs-mode: t | ||
| * End: | ||
| */ |
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