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authorMarius Bakke <mbakke@fastmail.com>2020-03-04 23:16:17 +0100
committerMarius Bakke <mbakke@fastmail.com>2020-03-04 23:16:17 +0100
commitebb7cf9e21060105d9950dd5142c0eb918083666 (patch)
tree36c1607b80d92e27fb9d09029d1d3b57a1fd5065 /nix
parent0b870f7915f5da43758753fd088a22033936dc50 (diff)
parentc2d7e800e6788277bc56f31d5836f9d507dc1506 (diff)
downloadguix-patches-ebb7cf9e21060105d9950dd5142c0eb918083666.tar
guix-patches-ebb7cf9e21060105d9950dd5142c0eb918083666.tar.gz
Merge branch 'master' into core-updates
Diffstat (limited to 'nix')
-rw-r--r--nix/libstore/gc.cc20
1 files changed, 16 insertions, 4 deletions
diff --git a/nix/libstore/gc.cc b/nix/libstore/gc.cc
index 77d7fa2dc7..8bc4e01eb0 100644
--- a/nix/libstore/gc.cc
+++ b/nix/libstore/gc.cc
@@ -581,15 +581,27 @@ void LocalStore::removeUnusedLinks(const GCState & state)
#ifdef HAVE_STATX
# define st_size stx_size
# define st_nlink stx_nlink
+ static int statx_flags = AT_SYMLINK_NOFOLLOW | AT_STATX_DONT_SYNC;
struct statx st;
- if (statx(AT_FDCWD, path.c_str(),
- AT_SYMLINK_NOFOLLOW | AT_STATX_DONT_SYNC,
- STATX_SIZE | STATX_NLINK, &st) == -1)
+
+ if (statx(AT_FDCWD, path.c_str(), statx_flags,
+ STATX_SIZE | STATX_NLINK, &st) == -1) {
+ if (errno == EINVAL) {
+ /* Old 3.10 kernels (CentOS 7) don't support
+ AT_STATX_DONT_SYNC, so try again without it. */
+ statx_flags &= ~AT_STATX_DONT_SYNC;
+ if (statx(AT_FDCWD, path.c_str(), statx_flags,
+ STATX_SIZE | STATX_NLINK, &st) == -1)
+ throw SysError(format("statting `%1%'") % path);
+ } else {
+ throw SysError(format("statting `%1%'") % path);
+ }
+ }
#else
struct stat st;
if (lstat(path.c_str(), &st) == -1)
-#endif
throw SysError(format("statting `%1%'") % path);
+#endif
if (st.st_nlink != 1) {
actualSize += st.st_size;