diff options
| -rw-r--r-- | mm/pagewalk.c | 1 | ||||
| -rw-r--r-- | mm/process_vm_access.c | 2 | ||||
| -rw-r--r-- | mm/vmscan.c | 1 |
3 files changed, 4 insertions, 0 deletions
diff --git a/mm/pagewalk.c b/mm/pagewalk.c index 23a3e415ac2c..8d2da5dec1e0 100644 --- a/mm/pagewalk.c +++ b/mm/pagewalk.c @@ -265,6 +265,7 @@ static int __walk_page_range(unsigned long start, unsigned long end, * pte_entry(), and/or hugetlb_entry(). If you don't set up for some of these * callbacks, the associated entries/pages are just ignored. * The return values of these callbacks are commonly defined like below: + * * - 0 : succeeded to handle the current entry, and if you don't reach the * end address yet, continue to walk. * - >0 : succeeded to handle the current entry, and return to the caller diff --git a/mm/process_vm_access.c b/mm/process_vm_access.c index f24c297dba6f..a447092d4635 100644 --- a/mm/process_vm_access.c +++ b/mm/process_vm_access.c @@ -147,6 +147,7 @@ static int process_vm_rw_single_vec(unsigned long addr, * @riovcnt: size of rvec array * @flags: currently unused * @vm_write: 0 if reading from other process, 1 if writing to other process + * * Returns the number of bytes read/written or error code. May * return less bytes than expected if an error occurs during the copying * process. @@ -249,6 +250,7 @@ free_proc_pages: * @riovcnt: size of rvec array * @flags: currently unused * @vm_write: 0 if reading from other process, 1 if writing to other process + * * Returns the number of bytes read/written or error code. May * return less bytes than expected if an error occurs during the copying * process. diff --git a/mm/vmscan.c b/mm/vmscan.c index fdd3fc6be862..444749669187 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1595,6 +1595,7 @@ static unsigned long isolate_lru_pages(unsigned long nr_to_scan, * found will be decremented. * * Restrictions: + * * (1) Must be called with an elevated refcount on the page. This is a * fundamentnal difference from isolate_lru_pages (which is called * without a stable reference). |