uclibc: add various upstream patches

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index 0000000..47d2da0
@@ -0,0 +1,31 @@
+From bf7a84dc1fd8c9c340222260cb3e53019715088c Mon Sep 17 00:00:00 2001
+From: Thomas Petazzoni <[email protected]>
+Date: Wed, 7 Dec 2016 23:18:49 +0100
+Subject: [PATCH] libc/sysdeps/linux/common/madvise.c: disable on noMMU
+ architectures
+
+Similar to what was done in commit
+9945c6d21797553e78cbef8034f6dd16b3824df5 for posix_madvise().
+
+Signed-off-by: Thomas Petazzoni <[email protected]>
+Signed-off-by: Waldemar Brodkorb <[email protected]>
+---
+ libc/sysdeps/linux/common/madvise.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/libc/sysdeps/linux/common/madvise.c b/libc/sysdeps/linux/common/madvise.c
+index e953d7b..bb486d2 100644
+--- a/libc/sysdeps/linux/common/madvise.c
++++ b/libc/sysdeps/linux/common/madvise.c
+@@ -9,6 +9,8 @@
+ 
+ #include <sys/syscall.h>
+ #include <sys/mman.h>
++#ifdef __ARCH_USE_MMU__
+ #if defined __NR_madvise && defined __USE_BSD
+ _syscall3(int, madvise, void *, __addr, size_t, __len, int, __advice)
++#endif /* __ARCH_USE_MMU__ */
+ #endif
+-- 
+2.1.4
+

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index 0000000..34ee636
@@ -0,0 +1,36 @@
+From 25a60624713990c637f125e094e968ff4655307c Mon Sep 17 00:00:00 2001
+From: Thomas Petazzoni <[email protected]>
+Date: Wed, 7 Dec 2016 23:20:18 +0100
+Subject: [PATCH] include/sys/mman.h: remove madvise/posix_madvise
+ prototypes on noMMU
+
+Signed-off-by: Thomas Petazzoni <[email protected]>
+Signed-off-by: Waldemar Brodkorb <[email protected]>
+---
+ include/sys/mman.h | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/include/sys/mman.h b/include/sys/mman.h
+index 71d553a..fc8fce5 100644
+--- a/include/sys/mman.h
++++ b/include/sys/mman.h
+@@ -99,6 +99,7 @@ static __inline__ int msync (void *__addr, size_t __len, int __flags) { return 0
+ 
+ #endif
+ 
++#ifdef __ARCH_USE_MMU__
+ #if defined __USE_BSD && (defined __UCLIBC_LINUX_SPECIFIC__ || defined __UCLIBC_HAS_THREADS_NATIVE__)
+ /* Advise the system about particular usage patterns the program follows
+    for the region starting at ADDR and extending LEN bytes.  */
+@@ -108,6 +109,8 @@ extern int madvise (void *__addr, size_t __len, int __advice) __THROW;
+ /* This is the POSIX name for this function.  */
+ extern int posix_madvise (void *__addr, size_t __len, int __advice) __THROW;
+ #endif
++#endif /* __ARCH_USE_MMU__ */
++
+ 
+ #if defined __UCLIBC_HAS_REALTIME__
+ # ifdef __ARCH_USE_MMU__
+-- 
+2.1.4
+

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index 0000000..733052d
@@ -0,0 +1,25 @@
+From 1f79f41508d0f9c30be812bea9b84fd7900a273e Mon Sep 17 00:00:00 2001
+From: Waldemar Brodkorb <[email protected]>
+Date: Thu, 8 Dec 2016 04:07:47 +0100
+Subject: [PATCH] bfin: fix a gcc warning
+
+Signed-off-by: Waldemar Brodkorb <[email protected]>
+---
+ ldso/ldso/bfin/dl-sysdep.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/ldso/ldso/bfin/dl-sysdep.h b/ldso/ldso/bfin/dl-sysdep.h
+index 5758117..4262a26 100644
+--- a/ldso/ldso/bfin/dl-sysdep.h
++++ b/ldso/ldso/bfin/dl-sysdep.h
+@@ -93,6 +93,6 @@ static __always_inline void
+ elf_machine_relative (DL_LOADADDR_TYPE load_off, const Elf32_Addr rel_addr,
+ 		      Elf32_Word relative_count)
+ {
+-	return 0;
++	return;
+ }
+ #endif
+-- 
+2.1.4
+

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