From: Russ Dill <[email protected]> If code is to be copied into and area (such as SRAM) and run, it needs to be marked as exec. Currently only an ARM version of this exists.
Signed-off-by: Russ Dill <[email protected]> Signed-off-by: Dave Gerlach <[email protected]> --- arch/arm/include/asm/io.h | 2 ++ include/asm-generic/iomap.h | 5 +++++ 2 files changed, 7 insertions(+) diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h index 1805674..1d99d42 100644 --- a/arch/arm/include/asm/io.h +++ b/arch/arm/include/asm/io.h @@ -344,6 +344,8 @@ extern void _memset_io(volatile void __iomem *, int, size_t); #define ioremap_nocache(cookie,size) __arm_ioremap((cookie), (size), MT_DEVICE) #define ioremap_cache(cookie,size) __arm_ioremap((cookie), (size), MT_DEVICE_CACHED) #define ioremap_wc(cookie,size) __arm_ioremap((cookie), (size), MT_DEVICE_WC) +#define ioremap_exec(cookie,size) __arm_ioremap_exec((cookie), (size), true) +#define ioremap_exec_nocache(cookie,size) __arm_ioremap_exec((cookie), (size), false) #define iounmap __arm_iounmap /* diff --git a/include/asm-generic/iomap.h b/include/asm-generic/iomap.h index 1b41011..6648ff3 100644 --- a/include/asm-generic/iomap.h +++ b/include/asm-generic/iomap.h @@ -66,6 +66,11 @@ extern void ioport_unmap(void __iomem *); #define ioremap_wc ioremap_nocache #endif +#ifndef ARCH_HAS_IOREMAP_EXEC +#define ioremap_exec ioremap +#define ioremap_exec_nocache ioremap_nocache +#endif + #ifdef CONFIG_PCI /* Destroy a virtual mapping cookie for a PCI BAR (memory or IO) */ struct pci_dev; -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
