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udevsettle: read udev not kernel seqnum first

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This commit is contained in:
Pozsar Balazs
2007-03-23 17:21:46 +01:00
committed by Kay Sievers
parent d2c9a56e0e
commit 4e2b290821
1 changed files with 14 additions and 14 deletions
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28
udevsettle.c
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@@ -110,20 +110,6 @@ int main(int argc, char *argv[], char *envp[])
goto exit;
}
/* read current kernel seqnum */
strlcpy(filename, sysfs_path, sizeof(filename));
strlcat(filename, "/kernel/uevent_seqnum", sizeof(filename));
fd = open(filename, O_RDONLY);
if (fd < 0)
goto exit;
len = read(fd, seqnum, sizeof(seqnum)-1);
close(fd);
if (len <= 0)
goto exit;
seqnum[len] = '\0';
seq_kernel = strtoull(seqnum, NULL, 10);
info("kernel seqnum = %llu", seq_kernel);
/* read current udev seqnum */
strlcpy(filename, udev_root, sizeof(filename));
strlcat(filename, "/" EVENT_SEQNUM, sizeof(filename));
@@ -138,6 +124,20 @@ int main(int argc, char *argv[], char *envp[])
seq_udev = strtoull(seqnum, NULL, 10);
info("udev seqnum = %llu", seq_udev);
/* read current kernel seqnum */
strlcpy(filename, sysfs_path, sizeof(filename));
strlcat(filename, "/kernel/uevent_seqnum", sizeof(filename));
fd = open(filename, O_RDONLY);
if (fd < 0)
goto exit;
len = read(fd, seqnum, sizeof(seqnum)-1);
close(fd);
if (len <= 0)
goto exit;
seqnum[len] = '\0';
seq_kernel = strtoull(seqnum, NULL, 10);
info("kernel seqnum = %llu", seq_kernel);
/* make sure all kernel events have arrived in the queue */
if (seq_udev >= seq_kernel) {
info("queue is empty and no pending events left");