diff options
| author | Waldemar Brodkorb <wbx@openadk.org> | 2015-02-20 12:24:26 -0600 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@openadk.org> | 2015-02-20 12:24:26 -0600 |
| commit | d4389d613cc49f776fffe5ee0f9af854e9a93074 (patch) | |
| tree | acb65e19f6482e2599e31003c9a811154580a23c /libc/sysdeps/linux/common/posix_fadvise.c | |
| parent | 42e9e0a0406473a9b017342eaffc03c85f9bb51b (diff) | |
| parent | 409f14d9b5e47513d5c939120a33965997c8ceb2 (diff) | |
sync with uClibc
Diffstat (limited to 'libc/sysdeps/linux/common/posix_fadvise.c')
| -rw-r--r-- | libc/sysdeps/linux/common/posix_fadvise.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/common/posix_fadvise.c b/libc/sysdeps/linux/common/posix_fadvise.c index 14bbeeea1..74d8409c0 100644 --- a/libc/sysdeps/linux/common/posix_fadvise.c +++ b/libc/sysdeps/linux/common/posix_fadvise.c @@ -41,9 +41,17 @@ int posix_fadvise(int fd, off_t offset, off_t len, int advice) # if __WORDSIZE == 64 ret = INTERNAL_SYSCALL(fadvise64_64, err, 4, fd, offset, len, advice); # else -# if defined(__UCLIBC_SYSCALL_ALIGN_64BIT__) || defined(__arm__) +# if defined (__arm__) || \ + (defined(__UCLIBC_SYSCALL_ALIGN_64BIT__) && (defined(__powerpc__) || defined(__xtensa__))) + /* arch with 64-bit data in even reg alignment #1: [powerpc/xtensa] + * custom syscall handler (rearranges @advice to avoid register hole punch) */ ret = INTERNAL_SYSCALL(fadvise64_64, err, 6, fd, advice, OFF_HI_LO (offset), OFF_HI_LO (len)); +# elif defined(__UCLIBC_SYSCALL_ALIGN_64BIT__) + /* arch with 64-bit data in even reg alignment #2: [arcv2/others-in-future] + * stock syscall handler in kernel (reg hole punched) */ + ret = INTERNAL_SYSCALL(fadvise64_64, err, 7, fd, 0, + OFF_HI_LO (offset), OFF_HI_LO (len), advice); # else ret = INTERNAL_SYSCALL(fadvise64_64, err, 6, fd, OFF_HI_LO (offset), OFF_HI_LO (len), advice); |