2022-03-23 23:33:31

by Thiago Becker

[permalink] [raw]
Subject: [PATCH RFC v3 2/6] nfsrahead: configure udev

Set the udev rule to call the readahead utility.

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1946283
Signed-off-by: Thiago Becker <[email protected]>
---
.gitignore | 1 +
tools/nfsrahead/99-nfs_bdi.rules.in | 1 +
tools/nfsrahead/Makefile.am | 8 ++++++++
3 files changed, 10 insertions(+)
create mode 100644 tools/nfsrahead/99-nfs_bdi.rules.in

diff --git a/.gitignore b/.gitignore
index 38ab1d39..df791a83 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,6 +62,7 @@ tools/locktest/testlk
tools/getiversion/getiversion
tools/nfsconf/nfsconf
tools/nfsrahead/nfsrahead
+tools/nfsrahead/99-nfs_bdi.rules
support/export/mount.h
support/export/mount_clnt.c
support/export/mount_xdr.c
diff --git a/tools/nfsrahead/99-nfs_bdi.rules.in b/tools/nfsrahead/99-nfs_bdi.rules.in
new file mode 100644
index 00000000..7d55b407
--- /dev/null
+++ b/tools/nfsrahead/99-nfs_bdi.rules.in
@@ -0,0 +1 @@
+SUBSYSTEM=="bdi", ACTION=="add", PROGRAM="_libexecdir_/nfsrahead", ATTR{read_ahead_kb}="%c"
diff --git a/tools/nfsrahead/Makefile.am b/tools/nfsrahead/Makefile.am
index edff7921..b598bec3 100644
--- a/tools/nfsrahead/Makefile.am
+++ b/tools/nfsrahead/Makefile.am
@@ -1,3 +1,11 @@
libexec_PROGRAMS = nfsrahead
nfsrahead_SOURCES = main.c

+udev_rulesdir = /etc/udev/rules.d
+udev_rules_DATA = 99-nfs_bdi.rules
+
+99-nfs_bdi.rules: 99-nfs_bdi.rules.in $(builddefs)
+ $(SED) "s|_libexecdir_|@libexecdir@|g" 99-nfs_bdi.rules.in > $@
+
+clean-local:
+ $(RM) 99-nfs_bdi.rules
--
2.35.1