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| author | Nicolas Thill <nico@openwrt.org> | 2015-04-02 23:21:30 +0000 |
|---|---|---|
| committer | Nicolas Thill <nico@openwrt.org> | 2015-04-02 23:21:30 +0000 |
| commit | 6a5a7db085fd88a8e1f64107ca65124d925e790f (patch) | |
| tree | 183475e71b3254ce37d6eea35dfd605bdb8ccc94 /toolchain | |
| parent | 7d091dca2e4cc031d6f39138c419c8e2303ec7e2 (diff) | |
| download | mtk-20170518-6a5a7db085fd88a8e1f64107ca65124d925e790f.zip mtk-20170518-6a5a7db085fd88a8e1f64107ca65124d925e790f.tar.gz mtk-20170518-6a5a7db085fd88a8e1f64107ca65124d925e790f.tar.bz2 | |
uClibc: backport sync_file_range fixes (closes: #19350)
Signed-off-by: Nicolas Thill <nico@openwrt.org>
SVN-Revision: 45249
Diffstat (limited to 'toolchain')
| -rw-r--r-- | toolchain/uClibc/patches-0.9.33.2/025-libc-sync_file_range.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/toolchain/uClibc/patches-0.9.33.2/025-libc-sync_file_range.patch b/toolchain/uClibc/patches-0.9.33.2/025-libc-sync_file_range.patch new file mode 100644 index 0000000..e7efb93 --- /dev/null +++ b/toolchain/uClibc/patches-0.9.33.2/025-libc-sync_file_range.patch @@ -0,0 +1,57 @@ +Index: uClibc-0.9.33.2/libc/sysdeps/linux/common/sync_file_range.c +=================================================================== +--- uClibc-0.9.33.2.orig/libc/sysdeps/linux/common/sync_file_range.c 2012-05-15 09:20:09.000000000 +0200 ++++ uClibc-0.9.33.2/libc/sysdeps/linux/common/sync_file_range.c 2015-04-03 00:27:47.701221722 +0200 +@@ -4,24 +4,39 @@ + * + * Copyright (C) 2008 Bernhard Reutner-Fischer <uclibc@uclibc.org> + * +- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. ++ * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. + */ + + #include <sys/syscall.h> +-#if defined __USE_GNU +-#include <fcntl.h> ++#if defined __UCLIBC_HAS_LFS__ && defined __USE_GNU ++# include <bits/wordsize.h> ++# include <endian.h> ++# include <fcntl.h> + +-#if defined __NR_sync_file_range && defined __UCLIBC_HAS_LFS__ +-#define __NR___syscall_sync_file_range __NR_sync_file_range +-static __inline__ _syscall6(int, __syscall_sync_file_range, int, fd, +- off_t, offset_hi, off_t, offset_lo, +- off_t, nbytes_hi, off_t, nbytes_lo, unsigned int, flags) ++# ifdef __NR_sync_file_range2 ++# undef __NR_sync_file_range ++# define __NR_sync_file_range __NR_sync_file_range2 ++# endif ++ ++# ifdef __NR_sync_file_range + int sync_file_range(int fd, off64_t offset, off64_t nbytes, unsigned int flags) + { +- return __syscall_sync_file_range(fd, +- __LONG_LONG_PAIR((long)(offset >> 32), (long)(offset & 0xffffffff)), +- __LONG_LONG_PAIR((long)(nbytes >> 32), (long)(nbytes & 0xffffffff)), +- flags); ++# if defined __powerpc__ && __WORDSIZE == 64 ++ return INLINE_SYSCALL(sync_file_range, 4, fd, flags, offset, nbytes); ++# elif (defined __mips__ && _MIPS_SIM == _ABIO32) || \ ++ (defined(__UCLIBC_SYSCALL_ALIGN_64BIT__) && !(defined(__powerpc__) || defined(__xtensa__))) ++ /* arch with 64-bit data in even reg alignment #2: [arcv2/others-in-future] ++ * stock syscall handler in kernel (reg hole punched) ++ * see libc/sysdeps/linux/common/posix_fadvise.c for more details */ ++ return INLINE_SYSCALL(sync_file_range, 7, fd, 0, ++ OFF64_HI_LO(offset), OFF64_HI_LO(nbytes), flags); ++# elif defined __NR_sync_file_range2 ++ return INLINE_SYSCALL(sync_file_range, 6, fd, flags, ++ OFF64_HI_LO(offset), OFF64_HI_LO(nbytes)); ++# else ++ return INLINE_SYSCALL(sync_file_range, 6, fd, ++ OFF64_HI_LO(offset), OFF64_HI_LO(nbytes), flags); ++# endif + } +-#endif ++# endif + #endif |