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mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00

dev_cache: fix close in utility functions

All these functions are now used as utilities,
e.g. for ioctl (not for io), and need to
open/close the device each time they are called.
(Many of the opens can probably be eliminated by
just using the bcache fd for the ioctl.)
This commit is contained in:
David Teigland 2018-05-11 14:25:08 -05:00
parent 5c9dcd99fd
commit 3e3cb22f2a

View File

@ -348,7 +348,7 @@ static int _dev_get_size_dev(struct device *dev, uint64_t *size)
if (ioctl(fd, BLKGETSIZE64, size) < 0) {
log_sys_error("ioctl BLKGETSIZE64", name);
if (do_close && !dev_close(dev))
if (do_close && !dev_close_immediate(dev))
log_sys_error("close", name);
return 0;
}
@ -359,7 +359,7 @@ static int _dev_get_size_dev(struct device *dev, uint64_t *size)
log_very_verbose("%s: size is %" PRIu64 " sectors", name, *size);
if (do_close && !dev_close(dev))
if (do_close && !dev_close_immediate(dev))
log_sys_error("close", name);
return 1;
@ -379,7 +379,7 @@ static int _dev_read_ahead_dev(struct device *dev, uint32_t *read_ahead)
if (ioctl(dev->fd, BLKRAGET, &read_ahead_long) < 0) {
log_sys_error("ioctl BLKRAGET", dev_name(dev));
if (!dev_close(dev))
if (!dev_close_immediate(dev))
stack;
return 0;
}
@ -390,7 +390,7 @@ static int _dev_read_ahead_dev(struct device *dev, uint32_t *read_ahead)
log_very_verbose("%s: read_ahead is %u sectors",
dev_name(dev), *read_ahead);
if (!dev_close(dev))
if (!dev_close_immediate(dev))
stack;
return 1;
@ -411,13 +411,13 @@ static int _dev_discard_blocks(struct device *dev, uint64_t offset_bytes, uint64
if (ioctl(dev->fd, BLKDISCARD, &discard_range) < 0) {
log_error("%s: BLKDISCARD ioctl at offset %" PRIu64 " size %" PRIu64 " failed: %s.",
dev_name(dev), offset_bytes, size_bytes, strerror(errno));
if (!dev_close(dev))
if (!dev_close_immediate(dev))
stack;
/* It doesn't matter if discard failed, so return success. */
return 1;
}
if (!dev_close(dev))
if (!dev_close_immediate(dev))
stack;
return 1;