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udev-builtin-btrfs: add debug log messages

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This commit is contained in:
Yu Watanabe 2018-10-24 03:13:54 +09:00
parent 5c614b79f4
commit 5ad71e4490
1 changed files with 4 additions and 3 deletions
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7
src/udev/udev-builtin-btrfs.c
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@ -8,6 +8,7 @@
#include <linux/btrfs.h>
#endif
#include "device-util.h"
#include "fd-util.h"
#include "missing.h"
#include "string-util.h"
@ -21,16 +22,16 @@ static int builtin_btrfs(sd_device *dev, int argc, char *argv[], bool test) {
int r;
if (argc != 3 || !streq(argv[1], "ready"))
return -EINVAL;
return log_device_error_errno(dev, EINVAL, "Invalid arguments");
fd = open("/dev/btrfs-control", O_RDWR|O_CLOEXEC);
if (fd < 0)
return -errno;
return log_device_debug_errno(dev, errno, "Failed to open /dev/btrfs-control: %m");
strscpy(args.name, sizeof(args.name), argv[2]);
r = ioctl(fd, BTRFS_IOC_DEVICES_READY, &args);
if (r < 0)
return -errno;
return log_device_debug_errno(dev, errno, "Failed to call BTRFS_IOC_DEVICES_READY: %m");
udev_builtin_add_property(dev, test, "ID_BTRFS_READY", one_zero(r == 0));
return 0;