diff --git a/[refs] b/[refs] index af0fea8f7371..5fac853ffbc9 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: b26751575a9aa55fd6dbf3febde3ff06dfadc44f +refs/heads/master: c334b1138bd44bea578eab7971c59bd9212a1093 diff --git a/trunk/fs/ext4/file.c b/trunk/fs/ext4/file.c index 2c0972322009..ce766f974b1d 100644 --- a/trunk/fs/ext4/file.c +++ b/trunk/fs/ext4/file.c @@ -236,6 +236,27 @@ loff_t ext4_llseek(struct file *file, loff_t offset, int origin) } offset += file->f_pos; break; + case SEEK_DATA: + /* + * In the generic case the entire file is data, so as long as + * offset isn't at the end of the file then the offset is data. + */ + if (offset >= inode->i_size) { + mutex_unlock(&inode->i_mutex); + return -ENXIO; + } + break; + case SEEK_HOLE: + /* + * There is a virtual hole at the end of the file, so as long as + * offset isn't i_size or larger, return i_size. + */ + if (offset >= inode->i_size) { + mutex_unlock(&inode->i_mutex); + return -ENXIO; + } + offset = inode->i_size; + break; } if (offset < 0 || offset > maxbytes) {