add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/arch/sh/oprofile/backtrace.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * SH specific backtracing code for oprofile
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  *
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@@ -7,11 +8,6 @@
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  *
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  * Based on ARM oprofile backtrace code by Richard Purdie and in turn, i386
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  * oprofile backtrace code by John Levon, David Smith
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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- *
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  */
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 #include <linux/oprofile.h>
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 #include <linux/sched.h>
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@@ -23,12 +19,6 @@
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 #include <asm/sections.h>
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 #include <asm/stacktrace.h>
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-static int backtrace_stack(void *data, char *name)
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-{
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-	/* Yes, we want all stacks */
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-	return 0;
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-}
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-
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 static void backtrace_address(void *data, unsigned long addr, int reliable)
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 {
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 	unsigned int *depth = data;
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@@ -38,7 +28,6 @@
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 }
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 static struct stacktrace_ops backtrace_ops = {
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-	.stack = backtrace_stack,
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 	.address = backtrace_address,
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 };
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@@ -51,7 +40,7 @@
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 	unsigned long buf_stack;
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 	/* Also check accessibility of address */
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-	if (!access_ok(VERIFY_READ, stackaddr, sizeof(unsigned long)))
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+	if (!access_ok(stackaddr, sizeof(unsigned long)))
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 		return NULL;
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 	if (__copy_from_user_inatomic(&buf_stack, stackaddr, sizeof(unsigned long)))