/* * thunks_32.S - assembly helpers for mixed-bitness code * Copyright (c) 2015 Denys Vlasenko * * This program is free software; you can redistribute it and/or modify * it under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope 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. * * These are little helpers that make it easier to switch bitness on * the fly. */ .text .code32 .global call64_from_32 .type call32_from_64, @function // 4(%esp): function to call call64_from_32: // Fetch function address mov 4(%esp), %eax // Save registers which are callee-clobbered by 64-bit ABI push %ecx push %edx push %esi push %edi // Switch to long mode jmp $0x33,$1f 1: .code64 // Call the function call *%rax // Switch to compatibility mode push $0x23 /* USER32_CS */ .code32; push $1f; .code64 /* hack: can't have X86_64_32S relocation in 32-bit ELF */ lretq 1: .code32 pop %edi pop %esi pop %edx pop %ecx ret .size call64_from_32, .-call64_from_32 n> net-next plumbingsTobias Klauser
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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2017-01-31 00:47:30 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-01-31 00:51:06 -0800
commit05e0be7c900797e9164976a6014d534ce3035909 (patch)
tree6064ddf732b21c686c958cb9da73f6eae6de5a27 /tools/perf/util/demangle-rust.c
parent3f5c34c6d4688b3b7e1dbc7bbc68a2f03a0d6b0c (diff)
Input: synaptics-rmi4 - fix reversed conditions in enable/disable_irq_wake
These tests are reversed. A warning should be displayed if an error is returned, not on success. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'tools/perf/util/demangle-rust.c')