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author | Ingo Molnar <mingo@elte.hu> | 2008-07-14 18:11:52 +0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-14 18:11:52 +0400 |
commit | 5806b81ac1c0c52665b91723fd4146a4f86e386b (patch) | |
tree | 24ea8763bf308ce1407c1de91dc8de4d2655e1c1 /arch/x86/mm/ioremap.c | |
parent | d14c8a680ccfdeb5e7b9be4d61162c2b373bd1e8 (diff) | |
parent | 6712e299b7dc78aa4971b85e803435ee6d49a9dd (diff) | |
download | linux-5806b81ac1c0c52665b91723fd4146a4f86e386b.tar.xz |
Merge branch 'auto-ftrace-next' into tracing/for-linus
Conflicts:
arch/x86/kernel/entry_32.S
arch/x86/kernel/process_32.c
arch/x86/kernel/process_64.c
arch/x86/lib/Makefile
include/asm-x86/irqflags.h
kernel/Makefile
kernel/sched.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/mm/ioremap.c')
-rw-r--r-- | arch/x86/mm/ioremap.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 115f13ee40c9..24c1d3c30186 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -12,6 +12,7 @@ #include <linux/module.h> #include <linux/slab.h> #include <linux/vmalloc.h> +#include <linux/mmiotrace.h> #include <asm/cacheflush.h> #include <asm/e820.h> @@ -122,10 +123,13 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr, { unsigned long pfn, offset, vaddr; resource_size_t last_addr; + const resource_size_t unaligned_phys_addr = phys_addr; + const unsigned long unaligned_size = size; struct vm_struct *area; unsigned long new_prot_val; pgprot_t prot; int retval; + void __iomem *ret_addr; /* Don't allow wraparound or zero size */ last_addr = phys_addr + size - 1; @@ -233,7 +237,10 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr, return NULL; } - return (void __iomem *) (vaddr + offset); + ret_addr = (void __iomem *) (vaddr + offset); + mmiotrace_ioremap(unaligned_phys_addr, unaligned_size, ret_addr); + + return ret_addr; } /** @@ -348,6 +355,8 @@ void iounmap(volatile void __iomem *addr) addr = (volatile void __iomem *) (PAGE_MASK & (unsigned long __force)addr); + mmiotrace_iounmap(addr); + /* Use the vm area unlocked, assuming the caller ensures there isn't another iounmap for the same address in parallel. Reuse of the virtual address is prevented by |