diff --git a/lib/iomap.c b/lib/iomap.c
index 72c4268..db004a9 100644
--- a/lib/iomap.c
+++ b/lib/iomap.c
@@ -69,27 +69,27 @@
 #define mmio_read32be(addr) be32_to_cpu(__raw_readl(addr))
 #endif
 
-unsigned int fastcall ioread8(void __iomem *addr)
+unsigned int ioread8(void __iomem *addr)
 {
 	IO_COND(addr, return inb(port), return readb(addr));
 	return 0xff;
 }
-unsigned int fastcall ioread16(void __iomem *addr)
+unsigned int ioread16(void __iomem *addr)
 {
 	IO_COND(addr, return inw(port), return readw(addr));
 	return 0xffff;
 }
-unsigned int fastcall ioread16be(void __iomem *addr)
+unsigned int ioread16be(void __iomem *addr)
 {
 	IO_COND(addr, return pio_read16be(port), return mmio_read16be(addr));
 	return 0xffff;
 }
-unsigned int fastcall ioread32(void __iomem *addr)
+unsigned int ioread32(void __iomem *addr)
 {
 	IO_COND(addr, return inl(port), return readl(addr));
 	return 0xffffffff;
 }
-unsigned int fastcall ioread32be(void __iomem *addr)
+unsigned int ioread32be(void __iomem *addr)
 {
 	IO_COND(addr, return pio_read32be(port), return mmio_read32be(addr));
 	return 0xffffffff;
@@ -110,23 +110,23 @@
 #define mmio_write32be(val,port) __raw_writel(be32_to_cpu(val),port)
 #endif
 
-void fastcall iowrite8(u8 val, void __iomem *addr)
+void iowrite8(u8 val, void __iomem *addr)
 {
 	IO_COND(addr, outb(val,port), writeb(val, addr));
 }
-void fastcall iowrite16(u16 val, void __iomem *addr)
+void iowrite16(u16 val, void __iomem *addr)
 {
 	IO_COND(addr, outw(val,port), writew(val, addr));
 }
-void fastcall iowrite16be(u16 val, void __iomem *addr)
+void iowrite16be(u16 val, void __iomem *addr)
 {
 	IO_COND(addr, pio_write16be(val,port), mmio_write16be(val, addr));
 }
-void fastcall iowrite32(u32 val, void __iomem *addr)
+void iowrite32(u32 val, void __iomem *addr)
 {
 	IO_COND(addr, outl(val,port), writel(val, addr));
 }
-void fastcall iowrite32be(u32 val, void __iomem *addr)
+void iowrite32be(u32 val, void __iomem *addr)
 {
 	IO_COND(addr, pio_write32be(val,port), mmio_write32be(val, addr));
 }
@@ -193,15 +193,15 @@
 }
 #endif
 
-void fastcall ioread8_rep(void __iomem *addr, void *dst, unsigned long count)
+void ioread8_rep(void __iomem *addr, void *dst, unsigned long count)
 {
 	IO_COND(addr, insb(port,dst,count), mmio_insb(addr, dst, count));
 }
-void fastcall ioread16_rep(void __iomem *addr, void *dst, unsigned long count)
+void ioread16_rep(void __iomem *addr, void *dst, unsigned long count)
 {
 	IO_COND(addr, insw(port,dst,count), mmio_insw(addr, dst, count));
 }
-void fastcall ioread32_rep(void __iomem *addr, void *dst, unsigned long count)
+void ioread32_rep(void __iomem *addr, void *dst, unsigned long count)
 {
 	IO_COND(addr, insl(port,dst,count), mmio_insl(addr, dst, count));
 }
@@ -209,15 +209,15 @@
 EXPORT_SYMBOL(ioread16_rep);
 EXPORT_SYMBOL(ioread32_rep);
 
-void fastcall iowrite8_rep(void __iomem *addr, const void *src, unsigned long count)
+void iowrite8_rep(void __iomem *addr, const void *src, unsigned long count)
 {
 	IO_COND(addr, outsb(port, src, count), mmio_outsb(addr, src, count));
 }
-void fastcall iowrite16_rep(void __iomem *addr, const void *src, unsigned long count)
+void iowrite16_rep(void __iomem *addr, const void *src, unsigned long count)
 {
 	IO_COND(addr, outsw(port, src, count), mmio_outsw(addr, src, count));
 }
-void fastcall iowrite32_rep(void __iomem *addr, const void *src, unsigned long count)
+void iowrite32_rep(void __iomem *addr, const void *src, unsigned long count)
 {
 	IO_COND(addr, outsl(port, src,count), mmio_outsl(addr, src, count));
 }