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| author | Ludovic Courtès <ludo@gnu.org> | 2019-01-16 17:43:52 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2019-01-17 14:04:28 +0100 |
| commit | 077589459c1c3ce4cb690447d82b75a46712f896 (patch) | |
| tree | 1f8e9b2ba0bde33f7b45a7e22e8af6a525ad50fd /guix/build | |
| parent | a1f5dfc202f831b5e1cac4fbec9c27ae897c069f (diff) | |
syscalls: 'device-in-use?' returns #f upon EINVAL.
This mirrors the behavior of the 'fdisk_device_is_used' function of
util-linux.
* guix/build/syscalls.scm (device-in-use?): Return #f upon EINVAL.
Diffstat (limited to 'guix/build')
| -rw-r--r-- | guix/build/syscalls.scm | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/guix/build/syscalls.scm b/guix/build/syscalls.scm index 94d335b67c..66d63a2931 100644 --- a/guix/build/syscalls.scm +++ b/guix/build/syscalls.scm @@ -701,6 +701,11 @@ backend device." #f) ((= err EBUSY) #t) + ((= err EINVAL) + ;; We get EINVAL for devices that have the GENHD_FL_NO_PART_SCAN flag + ;; set in the kernel, in particular loopback devices, though we do seem + ;; to get it for SCSI storage (/dev/sr0) on QEMU. + #f) (else (throw 'system-error "ioctl" "~A" (list (strerror err)) |