From be5db231d9f2c9acfc68311f4f34d92fb775dbae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mika=C3=ABl=20Cluseau?= <mikael.cluseau@gmail.com>
Date: Mon, 21 Jul 2025 13:18:08 +0200
Subject: [PATCH] remove rsmount dependency

---
 Cargo.lock    | 414 +++-----------------------------------------------
 Cargo.toml    |   1 -
 src/dynlay.rs |  33 +++-
 test-dkl      |   4 +-
 4 files changed, 50 insertions(+), 402 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index a07a929..63de5f0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -117,41 +117,12 @@ dependencies = [
  "windows-targets 0.52.6",
 ]
 
-[[package]]
-name = "base64"
-version = "0.13.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
-
 [[package]]
 name = "base64"
 version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
-[[package]]
-name = "bindgen"
-version = "0.66.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2b84e06fc203107bfbad243f4aba2af864eb7db3b1cf46ea0a023b0b433d2a7"
-dependencies = [
- "bitflags",
- "cexpr",
- "clang-sys",
- "lazy_static",
- "lazycell",
- "log",
- "peeking_take_while",
- "prettyplease",
- "proc-macro2",
- "quote",
- "regex",
- "rustc-hash",
- "shlex",
- "syn 2.0.104",
- "which",
-]
-
 [[package]]
 name = "bitflags"
 version = "2.9.1"
@@ -181,15 +152,6 @@ dependencies = [
  "shlex",
 ]
 
-[[package]]
-name = "cexpr"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6fac387a98bb7c37292057cffc56d62ecb629900026402633ae9160df93a8766"
-dependencies = [
- "nom",
-]
-
 [[package]]
 name = "cfg-if"
 version = "1.0.1"
@@ -211,17 +173,6 @@ dependencies = [
  "num-traits",
 ]
 
-[[package]]
-name = "clang-sys"
-version = "1.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b023947811758c97c59bf9d1c188fd619ad4718dcaa767947df1cadb14f39f4"
-dependencies = [
- "glob",
- "libc",
- "libloading",
-]
-
 [[package]]
 name = "clap"
 version = "4.5.41"
@@ -265,7 +216,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -304,7 +255,7 @@ checksum = "97369cbbc041bc366949bc74d34658d6cda5621039731c6310521892a3a20ae0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -327,32 +278,13 @@ dependencies = [
  "openssl",
  "page_size",
  "reqwest",
- "rsmount",
  "serde",
  "serde_json",
  "serde_yaml",
- "thiserror 2.0.12",
+ "thiserror",
  "tokio",
 ]
 
-[[package]]
-name = "either"
-version = "1.15.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
-
-[[package]]
-name = "embed-doc-image"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af36f591236d9d822425cb6896595658fa558fcebf5ee8accac1d4b92c47166e"
-dependencies = [
- "base64 0.13.1",
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
-
 [[package]]
 name = "encoding_rs"
 version = "0.8.35"
@@ -362,26 +294,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "enum-iterator"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c280b9e6b3ae19e152d8e31cf47f18389781e119d4013a2a2bb0180e5facc635"
-dependencies = [
- "enum-iterator-derive",
-]
-
-[[package]]
-name = "enum-iterator-derive"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a1ab991c1362ac86c61ab6f556cff143daa22e5a15e4e189df818b2fd19fe65b"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
 [[package]]
 name = "env_filter"
 version = "0.1.3"
@@ -523,7 +435,7 @@ checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -628,15 +540,6 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
-[[package]]
-name = "home"
-version = "0.5.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "589533453244b0995c858700322199b2becb13b627df2851f64a2775d024abcf"
-dependencies = [
- "windows-sys 0.59.0",
-]
-
 [[package]]
 name = "http"
 version = "1.3.1"
@@ -735,7 +638,7 @@ version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f66d5bd4c6f02bf0542fad85d626775bab9258cf795a4256dcaf3161114d1df"
 dependencies = [
- "base64 0.22.1",
+ "base64",
  "bytes",
  "futures-channel",
  "futures-core",
@@ -947,7 +850,7 @@ checksum = "03343451ff899767262ec32146f6d559dd759fdadf42ff0e227c7c48f72594b4"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -970,40 +873,12 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "lazy_static"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
-
-[[package]]
-name = "lazycell"
-version = "1.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
-
 [[package]]
 name = "libc"
 version = "0.2.174"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1171693293099992e19cddea4e8b849964e9846f4acee11b3948bcc337be8776"
 
-[[package]]
-name = "libloading"
-version = "0.8.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07033963ba89ebaf1584d767badaa2e8fcec21aedea6b8c0346d487d49c28667"
-dependencies = [
- "cfg-if",
- "windows-targets 0.53.2",
-]
-
-[[package]]
-name = "linux-raw-sys"
-version = "0.4.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d26c52dbd32dccf2d10cac7725f8eae5296885fb5703b261f7d0a0739ec807ab"
-
 [[package]]
 name = "linux-raw-sys"
 version = "0.9.4"
@@ -1034,12 +909,6 @@ version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
 
-[[package]]
-name = "minimal-lexical"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
-
 [[package]]
 name = "miniz_oxide"
 version = "0.8.9"
@@ -1089,16 +958,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "nom"
-version = "7.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
-dependencies = [
- "memchr",
- "minimal-lexical",
-]
-
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -1108,28 +967,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "num_enum"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a973b4e44ce6cad84ce69d797acf9a044532e4184c4f267913d1b546a0727b7a"
-dependencies = [
- "num_enum_derive",
- "rustversion",
-]
-
-[[package]]
-name = "num_enum_derive"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77e878c846a8abae00dd069496dbe8751b16ac1c3d6bd2a7283a938e8228f90d"
-dependencies = [
- "proc-macro-crate",
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
 [[package]]
 name = "object"
 version = "0.36.7"
@@ -1174,7 +1011,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -1205,12 +1042,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "peeking_take_while"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
-
 [[package]]
 name = "percent-encoding"
 version = "2.3.1"
@@ -1259,25 +1090,6 @@ dependencies = [
  "zerovec",
 ]
 
-[[package]]
-name = "prettyplease"
-version = "0.2.35"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "061c1221631e079b26479d25bbf2275bfe5917ae8419cd7e34f13bfc2aa7539a"
-dependencies = [
- "proc-macro2",
- "syn 2.0.104",
-]
-
-[[package]]
-name = "proc-macro-crate"
-version = "3.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edce586971a4dfaa28950c6f18ed55e0406c1ab88bbce2c6f6293a7aaba73d35"
-dependencies = [
- "toml_edit",
-]
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.95"
@@ -1337,7 +1149,7 @@ version = "0.12.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cbc931937e6ca3a06e3b6c0aa7841849b160a90351d6ab467a8b9b9959767531"
 dependencies = [
- "base64 0.22.1",
+ "base64",
  "bytes",
  "encoding_rs",
  "futures-core",
@@ -1388,89 +1200,12 @@ dependencies = [
  "windows-sys 0.52.0",
 ]
 
-[[package]]
-name = "rsblkid"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3e6ea0445a9a0f00fc972ca5cc07fccaa56b1d9ccc5fb91a5cc801cbd8a712d"
-dependencies = [
- "embed-doc-image",
- "enum-iterator",
- "libc",
- "log",
- "num_enum",
- "pkg-config",
- "rsblkid-sys",
- "thiserror 1.0.69",
- "typed-builder 0.20.1",
-]
-
-[[package]]
-name = "rsblkid-sys"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd0b957853ba132af30e120c7cc72a5205626f3fe0b4615ff441c31b9cf753e5"
-dependencies = [
- "bindgen",
- "cc",
- "pkg-config",
-]
-
-[[package]]
-name = "rsmount"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a6bcc658c4d3d1a9f71f5618e07293b48f80fffa2455bb64abcb38dac3903b7"
-dependencies = [
- "embed-doc-image",
- "enum-iterator",
- "libc",
- "log",
- "num_enum",
- "once_cell",
- "pkg-config",
- "rsblkid",
- "rsmount-sys",
- "thiserror 1.0.69",
- "typed-builder 0.19.1",
-]
-
-[[package]]
-name = "rsmount-sys"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2fee55bbe785bc64e472dd05637c718e418c94193c63bc7af996ad0be4a171b5"
-dependencies = [
- "bindgen",
- "cc",
- "pkg-config",
-]
-
 [[package]]
 name = "rustc-demangle"
 version = "0.1.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "989e6739f80c4ad5b13e0fd7fe89531180375b18520cc8c82080e4dc4035b84f"
 
-[[package]]
-name = "rustc-hash"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
-
-[[package]]
-name = "rustix"
-version = "0.38.44"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fdb5bc1ae2baa591800df16c9ca78619bf65c0488b41b96ccec5d11220d8c154"
-dependencies = [
- "bitflags",
- "errno",
- "libc",
- "linux-raw-sys 0.4.15",
- "windows-sys 0.59.0",
-]
-
 [[package]]
 name = "rustix"
 version = "1.0.8"
@@ -1480,7 +1215,7 @@ dependencies = [
  "bitflags",
  "errno",
  "libc",
- "linux-raw-sys 0.9.4",
+ "linux-raw-sys",
  "windows-sys 0.60.2",
 ]
 
@@ -1578,7 +1313,7 @@ checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -1673,17 +1408,6 @@ version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
-[[package]]
-name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
 [[package]]
 name = "syn"
 version = "2.0.104"
@@ -1712,7 +1436,7 @@ checksum = "728a70f3dbaf5bab7f0c4b1ac8d7ae5ea60a4b5549c8a5914361c99147a709d2"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -1745,37 +1469,17 @@ dependencies = [
  "fastrand",
  "getrandom 0.3.3",
  "once_cell",
- "rustix 1.0.8",
+ "rustix",
  "windows-sys 0.59.0",
 ]
 
-[[package]]
-name = "thiserror"
-version = "1.0.69"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
-dependencies = [
- "thiserror-impl 1.0.69",
-]
-
 [[package]]
 name = "thiserror"
 version = "2.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "567b8a2dae586314f7be2a752ec7474332959c6460e02bde30d702a66d488708"
 dependencies = [
- "thiserror-impl 2.0.12",
-]
-
-[[package]]
-name = "thiserror-impl"
-version = "1.0.69"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
+ "thiserror-impl",
 ]
 
 [[package]]
@@ -1786,7 +1490,7 @@ checksum = "7f7cf42b4507d8ea322120659672cf1b9dbb93f8f2d4ecfd6e51350ff5b17a1d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -1826,7 +1530,7 @@ checksum = "6e06d43f1345a3bcd39f6a56dbb7dcab2ba47e68e8ac134855e7e2bdbaf8cab8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
@@ -1862,23 +1566,6 @@ dependencies = [
  "tokio",
 ]
 
-[[package]]
-name = "toml_datetime"
-version = "0.6.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22cddaf88f4fbc13c51aebbf5f8eceb5c7c5a9da2ac40a13519eb5b0a0e8f11c"
-
-[[package]]
-name = "toml_edit"
-version = "0.22.27"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "41fe8c660ae4257887cf66394862d21dbca4a6ddd26f04a3560410406a2f819a"
-dependencies = [
- "indexmap",
- "toml_datetime",
- "winnow",
-]
-
 [[package]]
 name = "tower"
 version = "0.5.2"
@@ -1949,46 +1636,6 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"
 
-[[package]]
-name = "typed-builder"
-version = "0.19.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a06fbd5b8de54c5f7c91f6fe4cebb949be2125d7758e630bb58b1d831dbce600"
-dependencies = [
- "typed-builder-macro 0.19.1",
-]
-
-[[package]]
-name = "typed-builder"
-version = "0.20.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd9d30e3a08026c78f246b173243cf07b3696d274debd26680773b6773c2afc7"
-dependencies = [
- "typed-builder-macro 0.20.1",
-]
-
-[[package]]
-name = "typed-builder-macro"
-version = "0.19.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f9534daa9fd3ed0bd911d462a37f172228077e7abf18c18a5f67199d959205f8"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
-[[package]]
-name = "typed-builder-macro"
-version = "0.20.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3c36781cc0e46a83726d9879608e4cf6c2505237e263a8eb8c24502989cfdb28"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
 [[package]]
 name = "unicode-ident"
 version = "1.0.18"
@@ -2082,7 +1729,7 @@ dependencies = [
  "log",
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -2117,7 +1764,7 @@ checksum = "8ae87ea40c9f689fc23f209965b6fb8a99ad69aeeb0231408be24920604395de"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -2154,18 +1801,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "which"
-version = "4.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87ba24419a2078cd2b0f2ede2691b6c66d8e47836da3b6db8265ebad47afbfc7"
-dependencies = [
- "either",
- "home",
- "once_cell",
- "rustix 0.38.44",
-]
-
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -2378,15 +2013,6 @@ version = "0.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
 
-[[package]]
-name = "winnow"
-version = "0.7.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3edebf492c8125044983378ecb5766203ad3b4c2f7a922bd7dd207f6d443e95"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "wit-bindgen-rt"
 version = "0.39.0"
@@ -2422,7 +2048,7 @@ checksum = "38da3c9736e16c5d3c8c597a9aaa5d1fa565d0532ae05e27c24aa62fb32c0ab6"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
  "synstructure",
 ]
 
@@ -2443,7 +2069,7 @@ checksum = "d71e5d6e06ab090c67b5e44993ec16b72dcbaabc526db883a360057678b48502"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
  "synstructure",
 ]
 
@@ -2483,7 +2109,7 @@ checksum = "5b96237efa0c878c64bd89c436f661be4e46b2f3eff1ebb976f7ef2321d2f58f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.104",
+ "syn",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 04f03f1..cad24cc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,6 @@ nix = { version = "0.30.1", features = ["user"] }
 openssl = "0.10.73"
 page_size = "0.6.0"
 reqwest = { version = "0.12.20", features = ["json", "stream", "native-tls"] }
-rsmount = "0.2.1"
 serde = { version = "1.0.219", features = ["derive"] }
 serde_json = "1.0.140"
 serde_yaml = "0.9.34"
diff --git a/src/dynlay.rs b/src/dynlay.rs
index ec37549..7221416 100644
--- a/src/dynlay.rs
+++ b/src/dynlay.rs
@@ -30,17 +30,14 @@ impl<'t> Dynlay<'t> {
         }
 
         let mount_path = PathBuf::from(lay_dir).join("mounts").join(layer);
-        let mount_path_str = mount_path.to_string_lossy().into_owned();
 
         (fs::create_dir_all(&mount_path).await)
             .map_err(|e| format_err!("mkdir -p {mount_path:?} failed: {e}"))?;
 
         let mount_path = &fs::canonicalize(mount_path).await?;
+        let mount_path_str = &mount_path.to_string_lossy().into_owned();
 
-        let mut mount_info = rsmount::tables::MountInfo::new()?;
-        mount_info.import_mountinfo()?;
-
-        if mount_info.find_target(mount_path).is_some() {
+        if is_mount_point(mount_path_str).await? {
             info!("clearing previous mount");
 
             let mut paths = spawn_walk_dir(mount_path.clone());
@@ -163,3 +160,29 @@ where
         Err(format_err!("{program} failed: {status}"))
     }
 }
+
+async fn is_mount_point(target: &str) -> Result<bool> {
+    for line in fs::read_to_string("/proc/self/mounts").await?.lines() {
+        let line = line.trim_ascii();
+        if line.is_empty() || line.starts_with("#") {
+            continue;
+        }
+
+        let split: Vec<_> = line.split_ascii_whitespace().collect();
+        if split.len() < 6 {
+            continue;
+        }
+
+        // let dev = split[0];
+        let mount_point = split[1];
+        // let fstype = split[2];
+        // let mntops = split[3];
+        // let fs_freq = split[4];
+        // let fsck_passno = split[5];
+
+        if mount_point == target {
+            return Ok(true);
+        }
+    }
+    Ok(false)
+}
diff --git a/test-dkl b/test-dkl
index e98ba41..05105a0 100755
--- a/test-dkl
+++ b/test-dkl
@@ -3,9 +3,9 @@ set -ex
 
 dkl=target/debug/dkl
 
-test=${1:-logger}
+test=${1:-dynlay}
 
-export RUST_LOG=debug,rsmount=info
+export RUST_LOG=debug
 
 case $test in
   apply-config)