d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

The pmap_delayed_invl_wait() function blocks on turnstile, it does not

Browse Source 
spin, in the committed version.  Remove stray '*' in the text.

Sponsored by:	The FreeBSD Foundation.
MFC after:	3 days
This commit is contained in:
Konstantin Belousov 2016-08-11 12:37:11 +00:00
parent d6eb9b0249
commit b44d5b4a49
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
sys/amd64/amd64/pmap.c
View File

@ -561,9 +561,9 @@ pmap_delayed_invl_wait(vm_page_t m)
* block to complete before proceeding.
*
* The function works by setting the DI generation number for m's PV
* list to at least * the number for the current thread. This forces
* a caller to pmap_delayed_invl_wait() to spin until current thread
* calls pmap_delayed_invl_finished().
* list to at least the DI generation number of the current thread.
* This forces a caller of pmap_delayed_invl_wait() to block until
* current thread calls pmap_delayed_invl_finished().
*/
static void
pmap_delayed_invl_page(vm_page_t m)