[PATCH] support multiple .discard.* sections to avoid section type conflicts
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From: Jeremy Fitzhardinge on 23 Jul 2010 02:10 gcc 4.4.4 will complain if you use a .discard section for both text and data ("causes a section type conflict"). Add support for ".discard.*" sections, and use .discard.text for a dummy function in the x86 RESERVE_BRK() macro. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge(a)citrix.com> diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h index 86b1506..ef292c7 100644 --- a/arch/x86/include/asm/setup.h +++ b/arch/x86/include/asm/setup.h @@ -82,7 +82,7 @@ void *extend_brk(size_t size, size_t align); * executable.) */ #define RESERVE_BRK(name,sz) \ - static void __section(.discard) __used \ + static void __section(.discard.text) __used \ __brk_reservation_fn_##name##__(void) { \ asm volatile ( \ ".pushsection .brk_reservation,\"aw\",@nobits;" \ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 48c5299..ae6b88e 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -643,6 +643,7 @@ EXIT_DATA \ EXIT_CALL \ *(.discard) \ + *(.discard.*) \ } /** -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |