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scst_set_io_context(): Save old I/O context

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Fix somehow missed saving old IO context

Signed-off-by: Bart Van Assche <bvanassche@acm.org>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4214 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Vladislav Bolkhovitin
2012-04-18 01:29:14 +00:00
parent f742ae018e
commit 2c23bf200d
1 changed files with 3 additions and 0 deletions
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3
scst/src/scst_priv.h
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@@ -183,6 +183,8 @@ static inline bool scst_set_io_context(struct scst_cmd *cmd,
{
bool res;
EXTRACHECKS_BUG_ON(old == NULL);
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 25)
return false;
#endif
@@ -197,6 +199,7 @@ static inline bool scst_set_io_context(struct scst_cmd *cmd,
* No need for any ref counting action, because io_context
* supposed to be cleared in the end of the caller function.
*/
*old = current->io_context;
current->io_context = cmd->tgt_dev->async_io_context;
res = true;
TRACE_DBG("io_context %p (tgt_dev %p)", current->io_context,