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nbd patches for 2023-05-03

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- Eric Blake: clear LISTEN_FDNAMES when consuming systemd sockets
 - Stefan Hajnoczi: clear export BlockDeviceOps in central location
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Merge tag 'pull-nbd-2023-05-03' of https://repo.or.cz/qemu/ericb into staging

nbd patches for 2023-05-03

- Eric Blake: clear LISTEN_FDNAMES when consuming systemd sockets
- Stefan Hajnoczi: clear export BlockDeviceOps in central location

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# gpg: Signature made Wed 03 May 2023 08:00:56 PM BST
# gpg:                using RSA key 71C2CC22B1C4602927D2F3AAA7A16B4A2527436A
# gpg: Good signature from "Eric Blake <eblake@redhat.com>" [full]
# gpg:                 aka "Eric Blake (Free Software Programmer) <ebb9@byu.net>" [full]
# gpg:                 aka "[jpeg image of size 6874]" [full]

* tag 'pull-nbd-2023-05-03' of https://repo.or.cz/qemu/ericb:
  block/export: call blk_set_dev_ops(blk, NULL, NULL)
  systemd: Also clear LISTEN_FDNAMES during systemd socket activation

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-05-04 07:38:10 +01:00
commit 1488ccb9b6
3 changed files with 3 additions and 1 deletions
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2
block/export/export.c
View File

@ -192,6 +192,7 @@ BlockExport *blk_exp_add(BlockExportOptions *export, Error **errp)
return exp;
fail:
blk_set_dev_ops(exp->blk, NULL, NULL);
blk_unref(blk);
aio_context_release(ctx);
if (exp) {
@ -219,6 +220,7 @@ static void blk_exp_delete_bh(void *opaque)
assert(exp->refcount == 0);
QLIST_REMOVE(exp, next);
exp->drv->delete(exp);
blk_set_dev_ops(exp->blk, NULL, NULL);
blk_unref(exp->blk);
qapi_event_send_block_export_deleted(exp->id);
g_free(exp->id);

1
block/export/vduse-blk.c
View File

@ -346,7 +346,6 @@ static void vduse_blk_exp_delete(BlockExport *exp)
blk_remove_aio_context_notifier(exp->blk, blk_aio_attached, blk_aio_detach,
vblk_exp);
blk_set_dev_ops(exp->blk, NULL, NULL);
ret = vduse_dev_destroy(vblk_exp->dev);
if (ret != -EBUSY) {
unlink(vblk_exp->recon_file);

1
util/systemd.c
View File

@ -51,6 +51,7 @@ unsigned int check_socket_activation(void)
/* So these are not passed to any child processes we might start. */
unsetenv("LISTEN_FDS");
unsetenv("LISTEN_PID");
unsetenv("LISTEN_FDNAMES");
/* So the file descriptors don't leak into child processes. */
for (i = 0; i < nr_fds; ++i) {