Add MFD_NOEXEC_SEAL and MFD_EXEC

(apply <rust-lang#3553> to `main`)
(cherry picked from commit 8b68569)

Author: rusty-snake

libc-test/build.rs

@@ -3821,6 +3821,10 @@ fn test_linux(target: &str) {
             if name.starts_with("NI_IDN") {
                 return true;
             }
+            // FIXME: Requires >= 6.3 kernel headers
+            if name == "MFD_NOEXEC_SEAL" || name == "MFD_EXEC" {
+                return true;
+            }
         }
         match name {
             // These constants are not available if gnu headers have been included

libc-test/semver/android.txt

@@ -1251,7 +1251,9 @@ MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_SYNC_CORE
 MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_RSEQ
 MFD_ALLOW_SEALING
 MFD_CLOEXEC
+MFD_EXEC
 MFD_HUGETLB
+MFD_NOEXEC_SEAL
 MINIX2_SUPER_MAGIC
 MINIX2_SUPER_MAGIC2
 MINIX_SUPER_MAGIC

libc-test/semver/linux.txt

@@ -1465,7 +1465,9 @@ MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_SYNC_CORE
 MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED_RSEQ
 MFD_ALLOW_SEALING
 MFD_CLOEXEC
+MFD_EXEC
 MFD_HUGETLB
+MFD_NOEXEC_SEAL
 MINSIGSTKSZ
 MMAP_PAGE_ZERO
 MNT_DETACH

src/unix/linux_like/android/mod.rs

@@ -2255,6 +2255,8 @@ pub const O_TMPFILE: ::c_int = 0o20000000 | O_DIRECTORY;
 pub const MFD_CLOEXEC: ::c_uint = 0x0001;
 pub const MFD_ALLOW_SEALING: ::c_uint = 0x0002;
 pub const MFD_HUGETLB: ::c_uint = 0x0004;
+pub const MFD_NOEXEC_SEAL: ::c_uint = 0x0008;
+pub const MFD_EXEC: ::c_uint = 0x0010;
 pub const MFD_HUGE_64KB: ::c_uint = 0x40000000;
 pub const MFD_HUGE_512KB: ::c_uint = 0x4c000000;
 pub const MFD_HUGE_1MB: ::c_uint = 0x50000000;

src/unix/linux_like/linux/mod.rs

@@ -2812,6 +2812,8 @@ pub const CMSPAR: ::tcflag_t = 0o10000000000;
 pub const MFD_CLOEXEC: ::c_uint = 0x0001;
 pub const MFD_ALLOW_SEALING: ::c_uint = 0x0002;
 pub const MFD_HUGETLB: ::c_uint = 0x0004;
+pub const MFD_NOEXEC_SEAL: ::c_uint = 0x0008;
+pub const MFD_EXEC: ::c_uint = 0x0010;
 pub const MFD_HUGE_64KB: ::c_uint = 0x40000000;
 pub const MFD_HUGE_512KB: ::c_uint = 0x4c000000;
 pub const MFD_HUGE_1MB: ::c_uint = 0x50000000;