From d4ce0fe7fea14bae889e03464980e5eca7a2ed1f Mon Sep 17 00:00:00 2001
From: Stephen Gregoratto <dev@sgregoratto.me>
Date: Sun, 5 Feb 2023 10:40:24 +1100
Subject: [PATCH] Update Linux syscall list for 6.1, support Mips64

Follow up for #14541.
---
 lib/std/os/linux/syscalls.zig     | 16 ++++++++++------
 tools/generate_linux_syscalls.zig | 25 +++++++++++++++++++++++++
 2 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/lib/std/os/linux/syscalls.zig b/lib/std/os/linux/syscalls.zig
index 36a8bae04c..f176a434b4 100644
--- a/lib/std/os/linux/syscalls.zig
+++ b/lib/std/os/linux/syscalls.zig
@@ -2057,7 +2057,7 @@ pub const Mips64 = enum(usize) {
     writev = Linux + 19,
     access = Linux + 20,
     pipe = Linux + 21,
-    select = Linux + 22,
+    _newselect = Linux + 22,
     sched_yield = Linux + 23,
     mremap = Linux + 24,
     msync = Linux + 25,
@@ -2071,8 +2071,8 @@ pub const Mips64 = enum(usize) {
     pause = Linux + 33,
     nanosleep = Linux + 34,
     getitimer = Linux + 35,
-    alarm = Linux + 36,
-    setitimer = Linux + 37,
+    setitimer = Linux + 36,
+    alarm = Linux + 37,
     getpid = Linux + 38,
     sendfile = Linux + 39,
     socket = Linux + 40,
@@ -2286,7 +2286,7 @@ pub const Mips64 = enum(usize) {
     mknodat = Linux + 249,
     fchownat = Linux + 250,
     futimesat = Linux + 251,
-    newfstatat = Linux + 252,
+    fstatat64 = Linux + 252,
     unlinkat = Linux + 253,
     renameat = Linux + 254,
     linkat = Linux + 255,
@@ -2315,8 +2315,8 @@ pub const Mips64 = enum(usize) {
     eventfd = Linux + 278,
     fallocate = Linux + 279,
     timerfd_create = Linux + 280,
-    timerfd_settime = Linux + 281,
-    timerfd_gettime = Linux + 282,
+    timerfd_gettime = Linux + 281,
+    timerfd_settime = Linux + 282,
     signalfd4 = Linux + 283,
     eventfd2 = Linux + 284,
     epoll_create1 = Linux + 285,
@@ -2382,9 +2382,13 @@ pub const Mips64 = enum(usize) {
     process_madvise = Linux + 440,
     epoll_pwait2 = Linux + 441,
     mount_setattr = Linux + 442,
+    quotactl_fd = Linux + 443,
     landlock_create_ruleset = Linux + 444,
     landlock_add_rule = Linux + 445,
     landlock_restrict_self = Linux + 446,
+    process_mrelease = Linux + 448,
+    futex_waitv = Linux + 449,
+    set_mempolicy_home_node = Linux + 450,
 };
 
 pub const PowerPC = enum(usize) {
diff --git a/tools/generate_linux_syscalls.zig b/tools/generate_linux_syscalls.zig
index 67f098ac4f..11b18ae3bf 100644
--- a/tools/generate_linux_syscalls.zig
+++ b/tools/generate_linux_syscalls.zig
@@ -167,6 +167,31 @@ pub fn main() !void {
 
         try writer.writeAll("};\n\n");
     }
+    {
+        try writer.writeAll(
+            \\pub const Mips64 = enum(usize) {
+            \\    pub const Linux = 5000;
+            \\
+            \\
+        );
+
+        const table = try linux_dir.readFile("arch/mips/kernel/syscalls/syscall_n64.tbl", buf);
+        var lines = mem.tokenize(u8, table, "\n");
+        while (lines.next()) |line| {
+            if (line[0] == '#') continue;
+
+            var fields = mem.tokenize(u8, line, " \t");
+            const number = fields.next() orelse return error.Incomplete;
+            // abi is always n64
+            _ = fields.next() orelse return error.Incomplete;
+            const name = fields.next() orelse return error.Incomplete;
+            const fixed_name = if (stdlib_renames.get(name)) |fixed| fixed else name;
+
+            try writer.print("    {s} = Linux + {s},\n", .{ zig.fmtId(fixed_name), number });
+        }
+
+        try writer.writeAll("};\n\n");
+    }
     {
         try writer.writeAll("pub const PowerPC = enum(usize) {\n");