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From: tip-bot for Peter Zijlstra <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: peterz@infradead.org, torvalds@linux-foundation.org,
	linux-kernel@vger.kernel.org, mingo@kernel.org, hpa@zytor.com,
	tglx@linutronix.de
Subject: [tip:x86/headers] x86/headers: Clean up too long lines
Date: Mon, 14 Sep 2015 02:12:37 -0700	[thread overview]
Message-ID: <tip-0e2815de552a638295cfdaf0865e575573bf263e@git.kernel.org> (raw)
In-Reply-To: <20150909071244.GM3644@twins.programming.kicks-ass.net>

Commit-ID:  0e2815de552a638295cfdaf0865e575573bf263e
Gitweb:     http://git.kernel.org/tip/0e2815de552a638295cfdaf0865e575573bf263e
Author:     Peter Zijlstra <peterz@infradead.org>
AuthorDate: Wed, 9 Sep 2015 09:12:44 +0200
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 14 Sep 2015 11:09:33 +0200

x86/headers: Clean up too long lines

Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bp@alien8.de
Cc: brgerst@gmail.com
Cc: dvlasenk@redhat.com
Cc: luto@amacapital.net
Cc: mikko.rapeli@iki.fi
Cc: oleg@redhat.com
Link: http://lkml.kernel.org/r/20150909071244.GM3644@twins.programming.kicks-ass.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/include/uapi/asm/sigcontext.h | 57 ++++++++++++++++++----------------
 1 file changed, 31 insertions(+), 26 deletions(-)

diff --git a/arch/x86/include/uapi/asm/sigcontext.h b/arch/x86/include/uapi/asm/sigcontext.h
index 4411e6a..d485232 100644
--- a/arch/x86/include/uapi/asm/sigcontext.h
+++ b/arch/x86/include/uapi/asm/sigcontext.h
@@ -2,16 +2,16 @@
 #define _UAPI_ASM_X86_SIGCONTEXT_H
 
 /*
- * Linux signal context definitions. The sigcontext includes a complex hierarchy of CPU
- * and FPU state, available to user-space (on the stack) when a signal handler is
- * executed.
+ * Linux signal context definitions. The sigcontext includes a complex
+ * hierarchy of CPU and FPU state, available to user-space (on the stack) when
+ * a signal handler is executed.
  *
- * As over the years this ABI grew from its very simple roots towards supporting more and
- * more CPU state organically, some of the details (which were rather clever hacks back
- * in the days) became a bit quirky by today.
+ * As over the years this ABI grew from its very simple roots towards
+ * supporting more and more CPU state organically, some of the details (which
+ * were rather clever hacks back in the days) became a bit quirky by today.
  *
- * The current ABI includes flexible provisions for future extensions, so we won't have
- * to grow new quirks for quite some time. Promise!
+ * The current ABI includes flexible provisions for future extensions, so we
+ * won't have to grow new quirks for quite some time. Promise!
  */
 
 #include <linux/compiler.h>
@@ -23,27 +23,32 @@
 
 /*
  * Bytes 464..511 in the current 512-byte layout of the FXSAVE/FXRSTOR frame
- * are reserved for SW usage. On CPUs supporting XSAVE/XRSTOR, these bytes
- * are used to extend the fpstate pointer in the sigcontext, which now
- * includes the extended state information along with fpstate information.
+ * are reserved for SW usage. On CPUs supporting XSAVE/XRSTOR, these bytes are
+ * used to extend the fpstate pointer in the sigcontext, which now includes the
+ * extended state information along with fpstate information.
  *
- * If sw_reserved.magic1 == FP_XSTATE_MAGIC1 then there's a sw_reserved.extended_size
- * bytes large extended context area present. (The last 32-bit word of this extended
- * area (at the fpstate+extended_size-FP_XSTATE_MAGIC2_SIZE address) is set to
+ * If sw_reserved.magic1 == FP_XSTATE_MAGIC1 then there's a
+ * sw_reserved.extended_size bytes large extended context area present. (The
+ * last 32-bit word of this extended area (at the
+ * fpstate+extended_size-FP_XSTATE_MAGIC2_SIZE address) is set to
  * FP_XSTATE_MAGIC2 so that you can sanity check your size calculations.)
  *
- * This extended area typically grows with newer CPUs that have larger and larger
- * XSAVE areas.
+ * This extended area typically grows with newer CPUs that have larger and
+ * larger XSAVE areas.
  */
 struct _fpx_sw_bytes {
-	/* If set to FP_XSTATE_MAGIC1 then this is an xstate context. 0 if a legacy frame. */
+	/*
+	 * If set to FP_XSTATE_MAGIC1 then this is an xstate context.
+	 * 0 if a legacy frame.
+	 */
 	__u32				magic1;
 
 	/*
 	 * Total size of the fpstate area:
 	 *
 	 *  - if magic1 == 0 then it's sizeof(struct _fpstate)
-	 *  - if magic1 == FP_XSTATE_MAGIC1 then it's sizeof(struct _xstate) plus extensions (if any)
+	 *  - if magic1 == FP_XSTATE_MAGIC1 then it's sizeof(struct _xstate)
+	 *    plus extensions (if any)
 	 */
 	__u32				extended_size;
 
@@ -66,13 +71,13 @@ struct _fpx_sw_bytes {
 /*
  * As documented in the iBCS2 standard:
  *
- * The first part of "struct _fpstate" is just the normal i387
- * hardware setup, the extra "status" word is used to save the
- * coprocessor status word before entering the handler.
+ * The first part of "struct _fpstate" is just the normal i387 hardware setup,
+ * the extra "status" word is used to save the coprocessor status word before
+ * entering the handler.
  *
- * The FPU state data structure has had to grow to accommodate the
- * extended FPU state required by the Streaming SIMD Extensions.
- * There is no documented standard to accomplish this at the moment.
+ * The FPU state data structure has had to grow to accommodate the extended FPU
+ * state required by the Streaming SIMD Extensions.  There is no documented
+ * standard to accomplish this at the moment.
  */
 
 /* 10-byte legacy floating point register: */
@@ -137,8 +142,8 @@ struct _fpstate_32 {
  *        'struct _fpstate' so that you can always assume the _fpstate portion
  *        exists so that you can check the magic value.
  *
- * Note2: Reserved fields may someday contain valuable data. Always save/restore
- *        them when you change signal frames.
+ * Note2: Reserved fields may someday contain valuable data. Always
+ *	  save/restore them when you change signal frames.
  */
 struct _fpstate_64 {
 	__u16				cwd;

  reply	other threads:[~2015-09-14  9:13 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-05  7:32 [PATCH 00/15] x86/headers: Clean up sigcontext types and headers Ingo Molnar
2015-09-05  7:32 ` [PATCH 01/15] x86/headers: Fix (old) header file dependency bug in uapi/asm/sigcontext32.h Ingo Molnar
2015-09-08 14:24   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 02/15] x86/headers: Clean up uapi/asm/sigcontext32.h Ingo Molnar
2015-09-08 14:25   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 03/15] x86/headers: Clean up and better document uapi/asm/sigcontext.h Ingo Molnar
2015-09-08 14:25   ` [tip:x86/headers] x86/headers: Clean up and better document uapi/ asm/sigcontext.h tip-bot for Ingo Molnar
2015-09-09  7:12     ` Peter Zijlstra
2015-09-14  9:12       ` tip-bot for Peter Zijlstra [this message]
2015-09-05  7:32 ` [PATCH 04/15] x86/headers: Separate out legacy user-space structure definitions Ingo Molnar
2015-09-08 14:25   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 05/15] x86/headers: Use ABI types consistently in sigcontext*.h Ingo Molnar
2015-09-08 14:26   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 06/15] x86/headers: Unify register type definitions between 32-bit compat and i386 Ingo Molnar
2015-09-08 14:26   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 07/15] x86/headers: Unify 'struct _fpstate_ia32' and i386 struct _fpstate Ingo Molnar
2015-09-08 14:26   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 08/15] x86/headers: Convert uses of _fpstate_ia32 to _fpstate_32 Ingo Molnar
2015-09-08 14:27   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 09/15] x86/headers: Clean up the kernel's struct sigcontext types to be ABI-clean Ingo Molnar
2015-09-08 14:27   ` [tip:x86/headers] x86/headers: Clean up the kernel' s " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 10/15] x86/headers: Move the 'struct sigcontext' definitions into the UAPI header Ingo Molnar
2015-09-08 14:27   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 11/15] x86/headers: Make sigcontext pointers bit independent Ingo Molnar
2015-09-08 14:28   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 12/15] x86/headers: Unify 'struct sigcontext_ia32' and 'struct sigcontext_32' Ingo Molnar
2015-09-08 14:28   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 13/15] x86/headers: Convert sigcontext_ia32 uses to sigcontext_32 Ingo Molnar
2015-09-08 14:28   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 14/15] x86/headers: Remove direct sigcontext32.h uses Ingo Molnar
2015-09-08 14:29   ` [tip:x86/headers] " tip-bot for Ingo Molnar
2015-09-05  7:32 ` [PATCH 15/15] x86/headers: Remove <asm/sigcontext.h> Ingo Molnar
2015-09-05 10:57   ` Mikko Rapeli
2015-09-05 11:59     ` Ingo Molnar
2015-09-05 12:11       ` Mikko Rapeli
2015-09-06  6:41         ` Ingo Molnar
2015-09-06 20:28           ` Mikko Rapeli
2015-09-07  7:37             ` Ingo Molnar
2015-09-07  8:14               ` Mikko Rapeli
2015-09-08 14:29   ` [tip:x86/headers] x86/headers: Remove <asm/sigcontext.h> references on the kernel side tip-bot for Ingo Molnar
2015-09-08 20:17     ` Mikko Rapeli

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