diff --git a/src/unix/notbsd/linux/musl/b32/arm.rs b/src/unix/notbsd/linux/musl/b32/arm.rs
index bfd8f7c5..b87913f3 100644
--- a/src/unix/notbsd/linux/musl/b32/arm.rs
+++ b/src/unix/notbsd/linux/musl/b32/arm.rs
@@ -304,3 +304,4 @@ pub const FIONREAD: ::c_ulong = 0x541B;
 pub const TIOCCONS: ::c_ulong = 0x541D;
 
 pub const SYS_gettid: ::c_long = 224;
+pub const SYS_perf_event_open: ::c_long = 364;
diff --git a/src/unix/notbsd/linux/musl/b32/mips.rs b/src/unix/notbsd/linux/musl/b32/mips.rs
index 1fd9280f..afe806ac 100644
--- a/src/unix/notbsd/linux/musl/b32/mips.rs
+++ b/src/unix/notbsd/linux/musl/b32/mips.rs
@@ -303,3 +303,4 @@ pub const FIONREAD: ::c_ulong = 0x467F;
 pub const TIOCCONS: ::c_ulong = 0x80047478;
 
 pub const SYS_gettid: ::c_long = 4222;   // Valid for O32
+pub const SYS_perf_event_open: ::c_long = 4333;  // Valid for O32
diff --git a/src/unix/notbsd/linux/musl/b32/x86.rs b/src/unix/notbsd/linux/musl/b32/x86.rs
index 6a77e819..27855478 100644
--- a/src/unix/notbsd/linux/musl/b32/x86.rs
+++ b/src/unix/notbsd/linux/musl/b32/x86.rs
@@ -305,3 +305,4 @@ pub const FIONREAD: ::c_ulong = 0x541B;
 pub const TIOCCONS: ::c_ulong = 0x541D;
 
 pub const SYS_gettid: ::c_long = 224;
+pub const SYS_perf_event_open: ::c_long = 336;
diff --git a/src/unix/notbsd/linux/musl/b64/aarch64.rs b/src/unix/notbsd/linux/musl/b64/aarch64.rs
index e69de29b..51db30f2 100644
--- a/src/unix/notbsd/linux/musl/b64/aarch64.rs
+++ b/src/unix/notbsd/linux/musl/b64/aarch64.rs
@@ -0,0 +1 @@
+pub const SYS_perf_event_open: ::c_long = 241;
diff --git a/src/unix/notbsd/linux/musl/b64/powerpc64.rs b/src/unix/notbsd/linux/musl/b64/powerpc64.rs
index e69de29b..bb818636 100644
--- a/src/unix/notbsd/linux/musl/b64/powerpc64.rs
+++ b/src/unix/notbsd/linux/musl/b64/powerpc64.rs
@@ -0,0 +1 @@
+pub const SYS_perf_event_open: ::c_long = 319;
diff --git a/src/unix/notbsd/linux/musl/b64/x86_64.rs b/src/unix/notbsd/linux/musl/b64/x86_64.rs
index 52643bb0..168e2429 100644
--- a/src/unix/notbsd/linux/musl/b64/x86_64.rs
+++ b/src/unix/notbsd/linux/musl/b64/x86_64.rs
@@ -1 +1,3 @@
 pub const SYS_gettid: ::c_long = 186;
+
+pub const SYS_perf_event_open: ::c_long = 298;
diff --git a/src/unix/notbsd/linux/other/b32/arm.rs b/src/unix/notbsd/linux/other/b32/arm.rs
index 8537d52a..7de4b8b9 100644
--- a/src/unix/notbsd/linux/other/b32/arm.rs
+++ b/src/unix/notbsd/linux/other/b32/arm.rs
@@ -20,3 +20,4 @@ pub const FIOCLEX: ::c_ulong = 0x5451;
 pub const FIONBIO: ::c_ulong = 0x5421;
 
 pub const SYS_gettid: ::c_long = 224;
+pub const SYS_perf_event_open: ::c_long = 364;
diff --git a/src/unix/notbsd/linux/other/b32/powerpc.rs b/src/unix/notbsd/linux/other/b32/powerpc.rs
index 52c285c4..2334c1f8 100644
--- a/src/unix/notbsd/linux/other/b32/powerpc.rs
+++ b/src/unix/notbsd/linux/other/b32/powerpc.rs
@@ -20,3 +20,4 @@ pub const FIOCLEX: ::c_ulong = 0x20006601;
 pub const FIONBIO: ::c_ulong = 0x8004667e;
 
 pub const SYS_gettid: ::c_long = 207;
+pub const SYS_perf_event_open: ::c_long = 319;
diff --git a/src/unix/notbsd/linux/other/b32/x86.rs b/src/unix/notbsd/linux/other/b32/x86.rs
index edb5aa5d..1b215a97 100644
--- a/src/unix/notbsd/linux/other/b32/x86.rs
+++ b/src/unix/notbsd/linux/other/b32/x86.rs
@@ -36,6 +36,7 @@ pub const FIOCLEX: ::c_ulong = 0x5451;
 pub const FIONBIO: ::c_ulong = 0x5421;
 
 pub const SYS_gettid: ::c_long = 224;
+pub const SYS_perf_event_open: ::c_long = 336;
 
 extern {
     pub fn getcontext(ucp: *mut ucontext_t) -> ::c_int;
diff --git a/src/unix/notbsd/linux/other/b64/aarch64.rs b/src/unix/notbsd/linux/other/b64/aarch64.rs
index d6f8b7ce..d227c466 100644
--- a/src/unix/notbsd/linux/other/b64/aarch64.rs
+++ b/src/unix/notbsd/linux/other/b64/aarch64.rs
@@ -77,3 +77,4 @@ pub const FIOCLEX: ::c_ulong = 0x5451;
 pub const FIONBIO: ::c_ulong = 0x5421;
 
 pub const SYS_gettid: ::c_long = 178;
+pub const SYS_perf_event_open: ::c_long = 241;
diff --git a/src/unix/notbsd/linux/other/b64/powerpc64.rs b/src/unix/notbsd/linux/other/b64/powerpc64.rs
index e9494ddd..72db09e9 100644
--- a/src/unix/notbsd/linux/other/b64/powerpc64.rs
+++ b/src/unix/notbsd/linux/other/b64/powerpc64.rs
@@ -75,3 +75,4 @@ pub const FIOCLEX: ::c_ulong = 0x20006601;
 pub const FIONBIO: ::c_ulong = 0x8004667e;
 
 pub const SYS_gettid: ::c_long = 207;
+pub const SYS_perf_event_open: ::c_long = 319;
diff --git a/src/unix/notbsd/linux/other/b64/x86_64.rs b/src/unix/notbsd/linux/other/b64/x86_64.rs
index 5b608e1f..6903c627 100644
--- a/src/unix/notbsd/linux/other/b64/x86_64.rs
+++ b/src/unix/notbsd/linux/other/b64/x86_64.rs
@@ -96,6 +96,7 @@ pub const PTRACE_GETREGS: ::c_uint = 12;
 pub const PTRACE_SETREGS: ::c_uint = 13;
 
 pub const SYS_gettid: ::c_long = 186;
+pub const SYS_perf_event_open: ::c_long = 298;
 
 extern {
     pub fn getcontext(ucp: *mut ucontext_t) -> ::c_int;