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os: make readdir_r buffers larger

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PATH_MAX isn't quite big enough.

Backport: dumpling, cuttlefish, bobtail
Signed-off-by: Sage Weil <sage@inktank.com>
This commit is contained in:
Sage Weil 2013-08-23 11:45:35 -07:00
parent 2df66d9fa2
commit 99a2ff7da9
2 changed files with 5 additions and 4 deletions
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5
src/os/FlatIndex.cc
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@ -387,7 +387,8 @@ int FlatIndex::collection_list_partial(const hobject_t &start,
}
int FlatIndex::collection_list(vector<hobject_t> *ls) {
char dir_name[PATH_MAX], buf[PATH_MAX], new_name[PATH_MAX];
char buf[offsetof(struct dirent, d_name) + PATH_MAX + 1];
char dir_name[PATH_MAX], new_name[PATH_MAX];
strncpy(dir_name, base_path.c_str(), sizeof(dir_name));
dir_name[sizeof(dir_name)-1]='\0';
@ -399,7 +400,7 @@ int FlatIndex::collection_list(vector<hobject_t> *ls) {
vector< pair<ino_t,hobject_t> > inolist;
struct dirent *de;
while (::readdir_r(dir, (struct dirent*)buf, &de) == 0) {
while (::readdir_r(dir, (struct dirent *)buf, &de) == 0) {
if (!de)
break;
// parse

4
src/os/LFNIndex.cc
View File

@ -378,7 +378,7 @@ int LFNIndex::list_objects(const vector<string> &to_list, int max_objs,
long *handle, map<string, hobject_t> *out) {
string to_list_path = get_full_path_subdir(to_list);
DIR *dir = ::opendir(to_list_path.c_str());
char buf[PATH_MAX];
char buf[offsetof(struct dirent, d_name) + PATH_MAX + 1];
int r;
if (!dir) {
return -errno;
@ -438,7 +438,7 @@ int LFNIndex::list_subdirs(const vector<string> &to_list,
set<string> *out) {
string to_list_path = get_full_path_subdir(to_list);
DIR *dir = ::opendir(to_list_path.c_str());
char buf[PATH_MAX];
char buf[offsetof(struct dirent, d_name) + PATH_MAX + 1];
if (!dir)
return -errno;