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d99a015343
Authored by: Chris Williamson <chris.williamson@delphix.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: John Kennedy <john.kennedy@delphix.com> Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Approved by: Garrett D'Amore <garrett@damore.org> Ported-by: Don Brady <don.brady@delphix.com> Ported-by: John Kennedy <john.kennedy@delphix.com> OpenZFS-issue: https://www.illumos.org/issues/7431 OpenZFS-commit: https://github.com/openzfs/openzfs/commit/dfc11533 Porting Notes: * The CLI long option arguments for '-t' and '-m' don't parse on linux * Switched from kmem_alloc to vmem_alloc in zcp_lua_alloc * Lua implementation is built as its own module (zlua.ko) * Lua headers consumed directly by zfs code moved to 'include/sys/lua/' * There is no native setjmp/longjump available in stock Linux kernel. Brought over implementations from illumos and FreeBSD * The get_temporary_prop() was adapted due to VFS platform differences * Use of inline functions in lua parser to reduce stack usage per C call * Skip some ZFS Test Suite ZCP tests on sparc64 to avoid stack overflow
87 lines
2.4 KiB
ArmAsm
87 lines
2.4 KiB
ArmAsm
/*-
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* Copyright (c) 2014 Andrew Turner
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* Copyright (c) 2014-2015 The FreeBSD Foundation
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* All rights reserved.
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*
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* Portions of this software were developed by Andrew Turner
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* under sponsorship from the FreeBSD Foundation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#ifdef __aarch64__
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#define ENTRY(sym) \
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.text; \
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.globl sym; \
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.align 2; \
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.type sym,#function; \
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sym:
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#define END(sym) \
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.size sym, . - sym
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ENTRY(setjmp)
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/* Store the stack pointer */
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mov x8, sp
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str x8, [x0], #8
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/* Store the general purpose registers and lr */
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stp x19, x20, [x0], #16
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stp x21, x22, [x0], #16
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stp x23, x24, [x0], #16
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stp x25, x26, [x0], #16
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stp x27, x28, [x0], #16
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stp x29, x30, [x0], #16
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/* Return value */
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mov x0, #0
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ret
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END(setjmp)
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ENTRY(longjmp)
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/* Restore the stack pointer */
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ldr x8, [x0], #8
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mov sp, x8
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/* Restore the general purpose registers and lr */
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ldp x19, x20, [x0], #16
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ldp x21, x22, [x0], #16
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ldp x23, x24, [x0], #16
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ldp x25, x26, [x0], #16
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ldp x27, x28, [x0], #16
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ldp x29, x30, [x0], #16
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/* Load the return value */
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mov x0, x1
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ret
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END(longjmp)
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#ifdef __ELF__
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.section .note.GNU-stack,"",%progbits
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#endif
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#endif /* __aarch64__ */
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