Commit 8bcdbe42 authored Jul 14, 2009 by Catalin Marinas Committed by Ingo Molnar Jul 18, 2009

x86: Include all of .data.* sections in _edata on 64-bit



The .data.read_mostly and .data.cacheline_aligned sections
aren't covered by the _sdata .. _edata range on x86-64. This
affects kmemleak reporting leading to possible false
positives by not scanning the whole data section.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Tested-by: Alexey Fisher <bug-track@fisher-privat.net>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>
LKML-Reference: <1247565175.28240.37.camel@pc1117.cambridge.arm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Sam Ravnborg <sam@ravnborg.org>

parent 6aa542a6

arch/x86/kernel/vmlinux.lds.S

+0 −7

Original line number	Original line	Diff line number	Diff line
	@@ -112,11 +112,6 @@ SECTIONS
	_sdata = .;		_sdata = .;
	DATA_DATA		DATA_DATA
	CONSTRUCTORS		CONSTRUCTORS

	#ifdef CONFIG_X86_64
	/* End of data section */
	_edata = .;
	#endif
	} :data		} :data

	#ifdef CONFIG_X86_32		#ifdef CONFIG_X86_32
	@@ -156,10 +151,8 @@ SECTIONS
	.data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {		.data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {
	*(.data.read_mostly)		*(.data.read_mostly)

	#ifdef CONFIG_X86_32
	/* End of data section */		/* End of data section */
	_edata = .;		_edata = .;
	#endif
	}		}

	#ifdef CONFIG_X86_64		#ifdef CONFIG_X86_64