aboutsummaryrefslogtreecommitdiff
path: root/cli_args.go
diff options
context:
space:
mode:
authorgmd202020-12-08 15:27:23 +0800
committerJakob Unterwurzacher2020-12-20 09:55:04 +0100
commitc20c7992a06434dd4a9624a57aee608acfc33c12 (patch)
treea7680a03fcc0f66a3b6bd468090c7e2d8c3cc7ca /cli_args.go
parent14dac373c27aca96e341ac74ca750cbf7a6ae5eb (diff)
main: add "-kernel_cache" flag
This option is similar to fuse(8) kernel_cache Verified using vmtouch. Without -kernel_cache: $ dd if=/dev/zero of=foo bs=1M count=10 ; vmtouch -t foo ; vmtouch foo 10+0 records in 10+0 records out 10485760 bytes (10 MB, 10 MiB) copied, 0,0242321 s, 433 MB/s Files: 1 Directories: 0 Touched Pages: 2560 (10M) Elapsed: 0.011159 seconds Files: 1 Directories: 0 Resident Pages: 0/2560 0/10M 0% Elapsed: 0.000993 seconds With -kernel_cache: $ dd if=/dev/zero of=foo bs=1M count=10 ; vmtouch -t foo ; vmtouch foo 10+0 records in 10+0 records out 10485760 bytes (10 MB, 10 MiB) copied, 0,0244015 s, 430 MB/s Files: 1 Directories: 0 Touched Pages: 2560 (10M) Elapsed: 0.011564 seconds Files: 1 Directories: 0 Resident Pages: 2560/2560 10M/10M 100% Elapsed: 0.000369 seconds
Diffstat (limited to 'cli_args.go')
-rw-r--r--cli_args.go3
1 files changed, 2 insertions, 1 deletions
diff --git a/cli_args.go b/cli_args.go
index 11bb96e..8451083 100644
--- a/cli_args.go
+++ b/cli_args.go
@@ -30,7 +30,7 @@ type argContainer struct {
noprealloc, speed, hkdf, serialize_reads, forcedecode, hh, info,
sharedstorage, devrandom, fsck bool
// Mount options with opposites
- dev, nodev, suid, nosuid, exec, noexec, rw, ro bool
+ dev, nodev, suid, nosuid, exec, noexec, rw, ro, kernel_cache bool
masterkey, mountpoint, cipherdir, cpuprofile,
memprofile, ko, ctlsock, fsname, force_owner, trace, fido2 string
// -extpass, -badname, -passfile can be passed multiple times
@@ -179,6 +179,7 @@ func parseCliOpts() (args argContainer) {
flagSet.BoolVar(&args.noexec, "noexec", false, "Deny executables")
flagSet.BoolVar(&args.rw, "rw", false, "Mount the filesystem read-write")
flagSet.BoolVar(&args.ro, "ro", false, "Mount the filesystem read-only")
+ flagSet.BoolVar(&args.kernel_cache, "kernel_cache", false, "Enable the FUSE kernel_cache option")
flagSet.StringVar(&args.masterkey, "masterkey", "", "Mount with explicit master key")
flagSet.StringVar(&args.cpuprofile, "cpuprofile", "", "Write cpu profile to specified file")