From bc68aae677b2bae8d8243aa55f2af89e2b7a1bd3 Mon Sep 17 00:00:00 2001
From: Ashwin Naren <arihant2math@gmail.com>
Date: Sun, 11 Jan 2026 21:28:04 -0800
Subject: [PATCH] stub sys_clock_nanosleep

# Conflicts:
#	src/arch/arm64/exceptions/syscall.rs
---
 etc/syscalls_linux_aarch64.md        |  2 +-
 src/arch/arm64/exceptions/syscall.rs | 10 +++++++++-
 src/process/sleep.rs                 | 12 ++++++++++++
 3 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/etc/syscalls_linux_aarch64.md b/etc/syscalls_linux_aarch64.md
index c132db3..c96f386 100644
--- a/etc/syscalls_linux_aarch64.md
+++ b/etc/syscalls_linux_aarch64.md
@@ -115,7 +115,7 @@
 | 0x70 (112)  | clock_settime           | (const clockid_t which_clock, const struct __kernel_timespec *tp)                                                                          | __arm64_sys_clock_settime           | false       |
 | 0x71 (113)  | clock_gettime           | (const clockid_t which_clock, struct __kernel_timespec *tp)                                                                                | __arm64_sys_clock_gettime           | true        |
 | 0x72 (114)  | clock_getres            | (const clockid_t which_clock, struct __kernel_timespec *tp)                                                                                | __arm64_sys_clock_getres            | false       |
-| 0x73 (115)  | clock_nanosleep         | (const clockid_t which_clock, int flags, const struct __kernel_timespec *rqtp, struct __kernel_timespec *rmtp)                             | __arm64_sys_clock_nanosleep         | false       |
+| 0x73 (115)  | clock_nanosleep         | (const clockid_t which_clock, int flags, const struct __kernel_timespec *rqtp, struct __kernel_timespec *rmtp)                             | __arm64_sys_clock_nanosleep         | partially   |
 | 0x74 (116)  | syslog                  | (int type, char *buf, int len)                                                                                                             | __arm64_sys_syslog                  | false       |
 | 0x75 (117)  | ptrace                  | (long request, long pid, unsigned long addr, unsigned long data)                                                                           | __arm64_sys_ptrace                  | partially   |
 | 0x76 (118)  | sched_setparam          | (pid_t pid, struct sched_param *param)                                                                                                     | __arm64_sys_sched_setparam          | false       |
diff --git a/src/arch/arm64/exceptions/syscall.rs b/src/arch/arm64/exceptions/syscall.rs
index 1d59699..801e185 100644
--- a/src/arch/arm64/exceptions/syscall.rs
+++ b/src/arch/arm64/exceptions/syscall.rs
@@ -57,7 +57,7 @@ use crate::{
         },
         prctl::sys_prctl,
         ptrace::{TracePoint, ptrace_stop, sys_ptrace},
-        sleep::sys_nanosleep,
+        sleep::{sys_clock_nanosleep, sys_nanosleep},
         thread_group::{
             Pgid,
             pid::{sys_getpgid, sys_getpid, sys_getppid, sys_setpgid},
@@ -316,6 +316,14 @@ pub async fn handle_syscall() {
         0x63 => sys_set_robust_list(TUA::from_value(arg1 as _), arg2 as _).await,
         0x65 => sys_nanosleep(TUA::from_value(arg1 as _), TUA::from_value(arg2 as _)).await,
         0x71 => sys_clock_gettime(arg1 as _, TUA::from_value(arg2 as _)).await,
+        0x73 => {
+            sys_clock_nanosleep(
+                arg1 as _,
+                TUA::from_value(arg2 as _),
+                TUA::from_value(arg3 as _),
+            )
+            .await
+        }
         0x75 => {
             sys_ptrace(
                 arg1 as _,
diff --git a/src/process/sleep.rs b/src/process/sleep.rs
index 3b7e680..59964ba 100644
--- a/src/process/sleep.rs
+++ b/src/process/sleep.rs
@@ -9,3 +9,15 @@ pub async fn sys_nanosleep(rqtp: TUA<TimeSpec>, _rmtp: TUA<TimeSpec>) -> Result<
 
     Ok(0)
 }
+
+pub async fn sys_clock_nanosleep(
+    _clock_id: i32,
+    rqtp: TUA<TimeSpec>,
+    _rmtp: TUA<TimeSpec>,
+) -> Result<usize> {
+    let timespec = TimeSpec::copy_from_user(rqtp).await?;
+
+    sleep(timespec.into()).await;
+
+    Ok(0)
+}