linux/arch/arm64/kernel/vdso/note.S

/*
 * Copyright (C) 2012 ARM Limited
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 *
 * Author: Will Deacon <will.deacon@arm.com>
 *
 * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
 * Here we can supply some information useful to userland.
 */

#include <linux/uts.h>
#include <linux/version.h>
#include <linux/elfnote.h>

ELFNOTE_START(Linux, 0, "a")
	.long LINUX_VERSION_CODE
ELFNOTE_END
arm64: VDSO support This patch adds VDSO support for 64-bit applications. The VDSO code is currently used for sys_rt_sigreturn() and optimised gettimeofday() (using the user-accessible generic counter). Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Arnd Bergmann <arnd@arndb.de> 2012-03-05 19:49:31 +08:00			`/*`
			`* Copyright (C) 2012 ARM Limited`
			`*`
			`* This program is free software; you can redistribute it and/or modify`
			`* it under the terms of the GNU General Public License version 2 as`
			`* published by the Free Software Foundation.`
			`*`
			`* 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, see <http://www.gnu.org/licenses/>.`
			`*`
			`* Author: Will Deacon <will.deacon@arm.com>`
			`*`
			`* This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.`
			`* Here we can supply some information useful to userland.`
			`*/`

			`#include <linux/uts.h>`
			`#include <linux/version.h>`
			`#include <linux/elfnote.h>`

			`ELFNOTE_START(Linux, 0, "a")`
			`.long LINUX_VERSION_CODE`
			`ELFNOTE_END`