diff options
Diffstat (limited to 'meta/recipes-devtools/pseudo/files/mayunlink.patch')
| -rw-r--r-- | meta/recipes-devtools/pseudo/files/mayunlink.patch | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/meta/recipes-devtools/pseudo/files/mayunlink.patch b/meta/recipes-devtools/pseudo/files/mayunlink.patch deleted file mode 100644 index 9d54e40dd9..0000000000 --- a/meta/recipes-devtools/pseudo/files/mayunlink.patch +++ /dev/null @@ -1,37 +0,0 @@ -Some operations may call unlink() on an open fd, then call fchown/fchmod/fstat -on that fd. This would currently readd its entry to the database, which -is necessary to preserve its permissions information however since that -file will be lost when it is closed, we don't want the DB entry to persist. -Marking it as may_unlink means the code will know its likely been deleted -and ignore the entry later, giving improved behaviour that simple path -mismatch warnings. We can use an nlink of zero to detect this. - -Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> -Upstream-Status: Pending - -Index: git/pseudo.c -=================================================================== ---- git.orig/pseudo.c -+++ git/pseudo.c -@@ -1100,6 +1100,21 @@ pseudo_op(pseudo_msg_t *msg, const char - break; - } - -+ switch (msg->op) { -+ case OP_FCHOWN: /* FALLTHROUGH */ -+ case OP_FCHMOD: /* FALLTHROUGH */ -+ case OP_FSTAT: -+ if (!found_path && !found_ino && (msg->nlink == 0)) { -+ /* If nlink is 0 for an fchown/fchmod/fstat, we probably have an fd which is -+ * unlinked and we don't want to do inode/path matching against it. Marking it -+ * as may unlink gives the right hints in the database to ensure we -+ * handle correctly whilst maintaining the permissions whilst the -+ * file exists for the fd. */ -+ pdb_may_unlink_file(msg, msg->client); -+ } -+ break; -+ } -+ - op_exit: - /* in the case of an exact match, we just used the pointer - * rather than allocating space. |