[file_utils] Use aligned memory in zero_superblock
This commit is contained in:
parent
abb32897e2
commit
58048dc178
@ -144,10 +144,14 @@ file_utils::get_file_length(string const &file) {
|
||||
void
|
||||
file_utils::zero_superblock(std::string const &path)
|
||||
{
|
||||
char *buffer;
|
||||
unsigned const SUPERBLOCK_SIZE = 4096;
|
||||
char buffer[SUPERBLOCK_SIZE];
|
||||
int fd = open_block_file(path, SUPERBLOCK_SIZE, true, true);
|
||||
|
||||
buffer = reinterpret_cast<char *>(aligned_alloc(SUPERBLOCK_SIZE, SUPERBLOCK_SIZE));
|
||||
if (!buffer)
|
||||
throw runtime_error("out of memory");
|
||||
|
||||
memset(buffer, 0, SUPERBLOCK_SIZE);
|
||||
if (::write(fd, buffer, SUPERBLOCK_SIZE) != SUPERBLOCK_SIZE)
|
||||
throw runtime_error("couldn't zero superblock");
|
||||
|
Loading…
Reference in New Issue
Block a user