diff options
Diffstat (limited to 'tools/e2fsprogs/patches/003-darwin_directio_fix.patch')
| -rw-r--r-- | tools/e2fsprogs/patches/003-darwin_directio_fix.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tools/e2fsprogs/patches/003-darwin_directio_fix.patch b/tools/e2fsprogs/patches/003-darwin_directio_fix.patch new file mode 100644 index 0000000000..971c7ad99b --- /dev/null +++ b/tools/e2fsprogs/patches/003-darwin_directio_fix.patch @@ -0,0 +1,36 @@ +--- a/lib/ext2fs/unix_io.c ++++ b/lib/ext2fs/unix_io.c +@@ -428,6 +428,7 @@ static errcode_t unix_open(const char *n + struct unix_private_data *data = NULL; + errcode_t retval; + int open_flags; ++ int f_nocache = 0; + struct stat st; + #ifdef __linux__ + struct utsname ut; +@@ -464,7 +465,11 @@ static errcode_t unix_open(const char *n + if (flags & IO_FLAG_EXCLUSIVE) + open_flags |= O_EXCL; + if (flags & IO_FLAG_DIRECT_IO) ++#if !defined(O_DIRECT) && defined(F_NOCACHE) ++ f_nocache = F_NOCACHE; ++#else + open_flags |= O_DIRECT; ++#endif + data->flags = flags; + + #ifdef HAVE_OPEN64 +@@ -477,6 +482,13 @@ static errcode_t unix_open(const char *n + goto cleanup; + } + ++ if (f_nocache) { ++ if (fcntl(data->dev, f_nocache, 1) < 0) { ++ retval = errno; ++ goto cleanup; ++ } ++ } ++ + #ifdef BLKSSZGET + if (flags & IO_FLAG_DIRECT_IO) { + if (ioctl(data->dev, BLKSSZGET, &data->align) != 0) |