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D28192.id87479.diff
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D28192.id87479.diff
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Index: sys/compat/linux/linux_stats.c
===================================================================
--- sys/compat/linux/linux_stats.c
+++ sys/compat/linux/linux_stats.c
@@ -632,10 +632,14 @@
int error, dfd, flag;
struct stat buf;
- if (args->flag & ~LINUX_AT_SYMLINK_NOFOLLOW)
+ if (args->flag & ~(LINUX_AT_SYMLINK_NOFOLLOW | LINUX_AT_EMPTY_PATH)) {
+ linux_msg(td, "fstatat64 unsupported flag 0x%x", args->flag);
return (EINVAL);
+ }
flag = (args->flag & LINUX_AT_SYMLINK_NOFOLLOW) ?
AT_SYMLINK_NOFOLLOW : 0;
+ flag |= (args->flag & LINUX_AT_EMPTY_PATH) ?
+ AT_EMPTY_PATH : 0;
dfd = (args->dfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->dfd;
if (!LUSECONVPATH(td)) {
@@ -661,10 +665,15 @@
int error, dfd, flag;
struct stat buf;
- if (args->flag & ~LINUX_AT_SYMLINK_NOFOLLOW)
+ if (args->flag & ~(LINUX_AT_SYMLINK_NOFOLLOW | LINUX_AT_EMPTY_PATH)) {
+ linux_msg(td, "fstatat unsupported flag 0x%x", args->flag);
return (EINVAL);
+ }
+
flag = (args->flag & LINUX_AT_SYMLINK_NOFOLLOW) ?
AT_SYMLINK_NOFOLLOW : 0;
+ flag |= (args->flag & LINUX_AT_EMPTY_PATH) ?
+ AT_EMPTY_PATH : 0;
dfd = (args->dfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->dfd;
if (!LUSECONVPATH(td)) {
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D28192: linux: make fstatat(2) handle AT_EMPTY_PATH
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