5 files changed, 44 insertions, 7 deletions
diff --git a/vendor/memmap2/.cargo-checksum.json b/vendor/memmap2/.cargo-checksum.json
index c189c8a9c..656d284c6 100644
--- a/vendor/memmap2/.cargo-checksum.json
+++ b/vendor/memmap2/.cargo-checksum.json
@@ -1 +1 @@
-{"files":{"CHANGELOG.md":"fb280b4d71ea601557e7ab637a7f82f73eb519dd9d16d38684bf6fe4e800a020","Cargo.lock":"80c9c7be560eee59e3eded68a49b53278198fc23495807c6a22e9c5190914ebe","Cargo.toml":"4738a7e9e1f236b95d41ef8837c351f895fcb1cc1cb82ab7e3bf39c72849cba4","LICENSE-APACHE":"04ea4849dba9dcae07113850c6f1b1a69052c625210639914eee352023f750ad","LICENSE-MIT":"0d25d03b5ab49576178ad0cae7a2648d12c17ad0452fe49c07e55e4b59aa5257","README.md":"c7b3cd928f0d1a10faa255e2f84a2a06636e55ea3e7edd4f6334dd9215151205","examples/cat.rs":"ab0b575d19662e2d5b6c7cea2756b57530e495d56acdb4fd2b56c0ba4d768dfd","src/advice.rs":"194bfd6a32495f6b0c739d083b06230ae656927767f15c1b49b245b63431cc4d","src/lib.rs":"ea214bce1c2409b8ee7a390c85f5114bc681a551d02aba23280030fe58588eb9","src/stub.rs":"f276bb5e4bc29c2129ebc660b01a1de173b9575e2e866ea5a34e0ee6318f1177","src/unix.rs":"03fe91a320d0146993019ea51e486275b8c8e13e42a995e649b8c76690e3f167","src/windows.rs":"bbb39200ac35b5517626c12efad4886f7b5d34e56256284914c556dec1567e38"},"package":"95af15f345b17af2efc8ead6080fb8bc376f8cec1b35277b935637595fe77498"}
-\ No newline at end of file
+{"files":{"CHANGELOG.md":"2c44b332748c22db37c7bc17f8c90edd5616c084a9b7238eef5067f3dd287813","Cargo.lock":"ed33b2c7bd22c158bd527fefa4079e62a3e98a63c2b653ba50d977a8a43f92c2","Cargo.toml":"cad69c38d627420a71d549945b9bbc4b21323b2855d63e3b98d344d2fe3ea07e","LICENSE-APACHE":"04ea4849dba9dcae07113850c6f1b1a69052c625210639914eee352023f750ad","LICENSE-MIT":"0d25d03b5ab49576178ad0cae7a2648d12c17ad0452fe49c07e55e4b59aa5257","README.md":"c7b3cd928f0d1a10faa255e2f84a2a06636e55ea3e7edd4f6334dd9215151205","examples/cat.rs":"ab0b575d19662e2d5b6c7cea2756b57530e495d56acdb4fd2b56c0ba4d768dfd","src/advice.rs":"194bfd6a32495f6b0c739d083b06230ae656927767f15c1b49b245b63431cc4d","src/lib.rs":"4f345df103c78344e07454da7b8f3941af094efd599e3d51a29ea735fab19dba","src/stub.rs":"f276bb5e4bc29c2129ebc660b01a1de173b9575e2e866ea5a34e0ee6318f1177","src/unix.rs":"03fe91a320d0146993019ea51e486275b8c8e13e42a995e649b8c76690e3f167","src/windows.rs":"bbb39200ac35b5517626c12efad4886f7b5d34e56256284914c556dec1567e38"},"package":"4b182332558b18d807c4ce1ca8ca983b34c3ee32765e47b3f0f69b90355cc1dc"}
+\ No newline at end of file
diff --git a/vendor/memmap2/CHANGELOG.md b/vendor/memmap2/CHANGELOG.md
index 14f481c4e..07b4eb270 100644
--- a/vendor/memmap2/CHANGELOG.md
+++ b/vendor/memmap2/CHANGELOG.md
@@ -6,6 +6,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [0.5.8] - 2022-11-09
+### Added
+- `MmapRaw::advise`, `MmapRaw::lock` and `MmapRaw::unlock`.
+  [@diwic](https://github.com/diwic)
+- Improve `MmapMut::make_exec` documentation.
+
 ## [0.5.7] - 2022-08-15
 ### Changed
 - Simplify file size retrieving code.
@@ -117,7 +123,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Removed
 - `winapi` dependency. [memmap-rs/pull/89](https://github.com/danburkert/memmap-rs/pull/89)
 
-[Unreleased]: https://github.com/RazrFalcon/memmap2-rs/compare/v0.5.7...HEAD
+[Unreleased]: https://github.com/RazrFalcon/memmap2-rs/compare/v0.5.8...HEAD
+[0.5.8]: https://github.com/RazrFalcon/memmap2-rs/compare/v0.5.7...v0.5.8
 [0.5.7]: https://github.com/RazrFalcon/memmap2-rs/compare/v0.5.6...v0.5.7
 [0.5.6]: https://github.com/RazrFalcon/memmap2-rs/compare/v0.5.5...v0.5.6
 [0.5.5]: https://github.com/RazrFalcon/memmap2-rs/compare/v0.5.4...v0.5.5
diff --git a/vendor/memmap2/Cargo.lock b/vendor/memmap2/Cargo.lock
index 5a4a2b5f2..f5fe93bb2 100644
--- a/vendor/memmap2/Cargo.lock
+++ b/vendor/memmap2/Cargo.lock
@@ -40,7 +40,7 @@ checksum = "a7f823d141fe0a24df1e23b4af4e3c7ba9e5966ec514ea068c93024aa7deb765"
 
 [[package]]
 name = "memmap2"
-version = "0.5.7"
+version = "0.5.8"
 dependencies = [
  "libc",
  "owning_ref",
diff --git a/vendor/memmap2/Cargo.toml b/vendor/memmap2/Cargo.toml
index 29d796270..9c3575f9b 100644
--- a/vendor/memmap2/Cargo.toml
+++ b/vendor/memmap2/Cargo.toml
@@ -12,7 +12,7 @@
 [package]
 edition = "2018"
 name = "memmap2"
-version = "0.5.7"
+version = "0.5.8"
 authors = [
     "Dan Burkert <dan@danburkert.com>",
     "Yevhenii Reizner <razrfalcon@gmail.com>",
@@ -26,7 +26,7 @@ keywords = [
     "io",
     "file",
 ]
-license = "MIT/Apache-2.0"
+license = "MIT OR Apache-2.0"
 repository = "https://github.com/RazrFalcon/memmap2-rs"
 
 [dependencies.stable_deref_trait]
diff --git a/vendor/memmap2/src/lib.rs b/vendor/memmap2/src/lib.rs
index 0b92ea0e1..58df7589b 100644
--- a/vendor/memmap2/src/lib.rs
+++ b/vendor/memmap2/src/lib.rs
@@ -800,6 +800,30 @@ impl MmapRaw {
     pub fn flush_async_range(&self, offset: usize, len: usize) -> Result<()> {
         self.inner.flush_async(offset, len)
     }
+
+    /// Advise OS how this memory map will be accessed. Only supported on Unix.
+    ///
+    /// See [madvise()](https://man7.org/linux/man-pages/man2/madvise.2.html) map page.
+    #[cfg(unix)]
+    pub fn advise(&self, advice: Advice) -> Result<()> {
+        self.inner.advise(advice)
+    }
+
+    /// Lock the whole memory map into RAM. Only supported on Unix.
+    ///
+    /// See [mlock()](https://man7.org/linux/man-pages/man2/mlock.2.html) map page.
+    #[cfg(unix)]
+    pub fn lock(&mut self) -> Result<()> {
+        self.inner.lock()
+    }
+
+    /// Unlock the whole memory map. Only supported on Unix.
+    ///
+    /// See [munlock()](https://man7.org/linux/man-pages/man2/munlock.2.html) map page.
+    #[cfg(unix)]
+    pub fn unlock(&mut self) -> Result<()> {
+        self.inner.unlock()
+    }
 }
 
 impl fmt::Debug for MmapRaw {
@@ -1006,6 +1030,12 @@ impl MmapMut {
     ///
     /// If the memory map is file-backed, the file must have been opened with execute permissions.
     ///
+    /// On systems with separate instructions and data caches (a category that includes many ARM
+    /// chips), a platform-specific call may be needed to ensure that the changes are visible to the
+    /// execution unit (e.g. when using this function to implement a JIT compiler).  For more
+    /// details, see [this ARM write-up](https://community.arm.com/arm-community-blogs/b/architectures-and-processors-blog/posts/caches-and-self-modifying-code)
+    /// or the `man` page for [`sys_icache_invalidate`](https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man3/sys_icache_invalidate.3.html).
+    ///
     /// # Errors
     ///
     /// This method returns an error when the underlying system call fails, which can happen for a
@@ -1088,7 +1118,7 @@ mod test {
 
     #[cfg(unix)]
     use crate::advice::Advice;
-    use std::fs::{self, OpenOptions};
+    use std::fs::OpenOptions;
     use std::io::{Read, Write};
     #[cfg(unix)]
     use std::os::unix::io::AsRawFd;
@@ -1622,7 +1652,7 @@ mod test {
     /// Returns true if a non-zero amount of memory is locked.
     #[cfg(target_os = "linux")]
     fn is_locked() -> bool {
-        let status = &fs::read_to_string("/proc/self/status")
+        let status = &std::fs::read_to_string("/proc/self/status")
             .expect("/proc/self/status should be available");
         for line in status.lines() {
             if line.starts_with("VmLck:") {