From: Vincenzo Frascino <vincenzo.frascino@arm.com> To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Arnd Bergmann <arnd@arndb.de>, Catalin Marinas <catalin.marinas@arm.com>, Daniel Lezcano <daniel.lezcano@linaro.org>, Will Deacon <will.deacon@arm.com>, Russell King <linux@armlinux.org.uk>, Ralf Baechle <ralf@linux-mips.org>, Mark Salyzyn <salyzyn@android.com>, Paul Burton <paul.burton@mips.com>, Thomas Gleixner <tglx@linutronix.de>, Peter Collingbourne <pcc@google.com> Subject: [PATCH v2 01/28] kernel: Standardize vdso_datapage Date: Thu, 29 Nov 2018 17:05:03 +0000 [thread overview] Message-ID: <20181129170530.37789-2-vincenzo.frascino@arm.com> (raw) In-Reply-To: <20181129170530.37789-1-vincenzo.frascino@arm.com> In an effort to unify the common code for managing the vdso library in between all the architectures that support it, this patch tries to provide a common format for the vdso datapage. As a result of this, this patch moves vdso_datapage.h from arm64 private includes to general includes (include/vdso) and to avoid possible conflicts replaces the header guard. Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com> --- include/vdso/datapage.h | 48 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 include/vdso/datapage.h diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h new file mode 100644 index 000000000000..a02ca170d56e --- /dev/null +++ b/include/vdso/datapage.h @@ -0,0 +1,48 @@ +/* + * 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/>. + */ +#ifndef __VDSO_DATAPAGE_H +#define __VDSO_DATAPAGE_H + +#ifdef __KERNEL__ + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> + +struct vdso_data { + __u64 cs_cycle_last; /* Timebase at clocksource init */ + __u64 raw_time_sec; /* Raw time */ + __u64 raw_time_nsec; + __u64 xtime_clock_sec; /* Kernel time */ + __u64 xtime_clock_nsec; + __u64 xtime_coarse_sec; /* Coarse time */ + __u64 xtime_coarse_nsec; + __u64 wtm_clock_sec; /* Wall to monotonic time */ + __u64 wtm_clock_nsec; + __u32 tb_seq_count; /* Timebase sequence counter */ + __u32 cs_mono_mult; /* NTP-adjusted clocksource multiplier */ + __u32 cs_shift; /* Clocksource shift (mono = raw) */ + __u32 cs_raw_mult; /* Raw clocksource multiplier */ + __u32 tz_minuteswest; /* Whacky timezone stuff */ + __u32 tz_dsttime; + __u32 use_syscall; +}; + +#endif /* !__ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* __VDSO_DATAPAGE_H */ -- 2.19.2
WARNING: multiple messages have this Message-ID (diff)
From: Vincenzo Frascino <vincenzo.frascino@arm.com> To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will.deacon@arm.com>, Arnd Bergmann <arnd@arndb.de>, Russell King <linux@armlinux.org.uk>, Ralf Baechle <ralf@linux-mips.org>, Paul Burton <paul.burton@mips.com>, Daniel Lezcano <daniel.lezcano@linaro.org>, Thomas Gleixner <tglx@linutronix.de>, Mark Salyzyn <salyzyn@android.com>, Peter Collingbourne <pcc@google.com> Subject: [PATCH v2 01/28] kernel: Standardize vdso_datapage Date: Thu, 29 Nov 2018 17:05:03 +0000 [thread overview] Message-ID: <20181129170530.37789-2-vincenzo.frascino@arm.com> (raw) Message-ID: <20181129170503.pQLwrqpF4I0k9Y0I3ststj4IiiXjPo2Xq7Qhd5b8EiU@z> (raw) In-Reply-To: <20181129170530.37789-1-vincenzo.frascino@arm.com> In an effort to unify the common code for managing the vdso library in between all the architectures that support it, this patch tries to provide a common format for the vdso datapage. As a result of this, this patch moves vdso_datapage.h from arm64 private includes to general includes (include/vdso) and to avoid possible conflicts replaces the header guard. Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com> --- include/vdso/datapage.h | 48 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 include/vdso/datapage.h diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h new file mode 100644 index 000000000000..a02ca170d56e --- /dev/null +++ b/include/vdso/datapage.h @@ -0,0 +1,48 @@ +/* + * 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/>. + */ +#ifndef __VDSO_DATAPAGE_H +#define __VDSO_DATAPAGE_H + +#ifdef __KERNEL__ + +#ifndef __ASSEMBLY__ + +#include <linux/types.h> + +struct vdso_data { + __u64 cs_cycle_last; /* Timebase at clocksource init */ + __u64 raw_time_sec; /* Raw time */ + __u64 raw_time_nsec; + __u64 xtime_clock_sec; /* Kernel time */ + __u64 xtime_clock_nsec; + __u64 xtime_coarse_sec; /* Coarse time */ + __u64 xtime_coarse_nsec; + __u64 wtm_clock_sec; /* Wall to monotonic time */ + __u64 wtm_clock_nsec; + __u32 tb_seq_count; /* Timebase sequence counter */ + __u32 cs_mono_mult; /* NTP-adjusted clocksource multiplier */ + __u32 cs_shift; /* Clocksource shift (mono = raw) */ + __u32 cs_raw_mult; /* Raw clocksource multiplier */ + __u32 tz_minuteswest; /* Whacky timezone stuff */ + __u32 tz_dsttime; + __u32 use_syscall; +}; + +#endif /* !__ASSEMBLY__ */ + +#endif /* __KERNEL__ */ + +#endif /* __VDSO_DATAPAGE_H */ -- 2.19.2
next prev parent reply other threads:[~2018-11-29 17:05 UTC|newest] Thread overview: 100+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-11-29 17:05 [PATCH v2 00/28] Unify vDSOs across more architectures Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino [this message] 2018-11-29 17:05 ` [PATCH v2 01/28] kernel: Standardize vdso_datapage Vincenzo Frascino 2018-11-29 22:39 ` Thomas Gleixner 2018-11-29 22:39 ` Thomas Gleixner 2018-12-11 13:22 ` Vincenzo Frascino 2018-12-11 13:22 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 02/28] kernel: Add Monotonic boot time support Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 03/28] kernel: Add International Atomic Time support Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 04/28] kernel: Add masks support for Raw and NTP time Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 22:41 ` Thomas Gleixner 2018-11-29 22:41 ` Thomas Gleixner 2018-12-11 13:24 ` Vincenzo Frascino 2018-12-11 13:24 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 05/28] kernel: Add clock_mode support Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 06/28] kernel: Define gettimeofday vdso common code Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 20:42 ` Arnd Bergmann 2018-11-29 20:42 ` Arnd Bergmann 2018-12-11 13:39 ` Vincenzo Frascino 2018-12-11 13:39 ` Vincenzo Frascino 2018-12-11 21:41 ` Arnd Bergmann 2018-12-11 21:41 ` Arnd Bergmann 2018-12-13 9:46 ` Vincenzo Frascino 2018-12-13 9:46 ` Vincenzo Frascino 2018-11-29 22:11 ` Thomas Gleixner 2018-11-29 22:11 ` Thomas Gleixner 2018-11-30 14:29 ` Arnd Bergmann 2018-11-30 14:29 ` Arnd Bergmann 2018-12-11 14:02 ` Vincenzo Frascino 2018-12-11 14:02 ` Vincenzo Frascino 2018-12-07 17:53 ` Will Deacon 2018-12-07 17:53 ` Will Deacon 2019-02-08 17:35 ` Will Deacon 2019-02-08 17:35 ` Will Deacon 2019-02-08 19:28 ` Thomas Gleixner 2019-02-08 19:28 ` Thomas Gleixner 2019-02-08 19:30 ` Thomas Gleixner 2019-02-08 19:30 ` Thomas Gleixner 2019-02-13 17:04 ` Will Deacon 2019-02-13 17:04 ` Will Deacon 2019-02-13 19:35 ` Thomas Gleixner 2019-02-13 19:35 ` Thomas Gleixner 2019-02-13 17:05 ` Will Deacon 2019-02-13 17:05 ` Will Deacon 2018-12-11 13:54 ` Vincenzo Frascino 2018-12-11 13:54 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 07/28] arm64: Build vDSO with -ffixed-x18 Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 08/28] arm64: Substitute gettimeofday with C implementation Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 09/28] arm64: compat: Alloc separate pages for vectors and sigpage Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 10/28] arm64: compat: Split kuser32 Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 11/28] arm64: compat: Refactor aarch32_alloc_vdso_pages() Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 12/28] arm64: compat: Add KUSER_HELPERS config option Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 13/28] arm64: compat: Add missing syscall numbers Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 14/28] arm64: compat: Expose signal related structures Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 15/28] arm64: compat: Generate asm offsets for signals Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 16/28] lib: vdso: Add compat support Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 17/28] arm64: compat: Add vDSO Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 18/28] arm64: Refactor vDSO code Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 19/28] arm64: compat: vDSO setup for compat layer Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 20/28] arm64: elf: vDSO code page discovery Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 21/28] arm64: compat: Get sigreturn trampolines from vDSO Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 22/28] arm64: Add vDSO compat support Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 23/28] arm64: Enable compat vDSO support Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 24/28] arm: Add support for generic vDSO Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-12-10 22:13 ` Mark Salyzyn 2018-12-10 22:13 ` Mark Salyzyn 2018-12-11 14:15 ` Vincenzo Frascino 2018-12-11 14:15 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 25/28] mips: Introduce vdso_direct Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 26/28] clock: csrc-4k: Add support for vdso_direct Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 27/28] clock: gic-timer: " Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino 2018-11-29 17:05 ` [PATCH v2 28/28] mips: Add support for generic vDSO Vincenzo Frascino 2018-11-29 17:05 ` Vincenzo Frascino
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