kernel-api.rst: fix a series of errors when parsing C files

./lib/string.c:134: WARNING: Inline emphasis start-string without end-string.
./mm/filemap.c:522: WARNING: Inline interpreted text or phrase reference start-string without end-string.
./mm/filemap.c:1283: ERROR: Unexpected indentation.
./mm/filemap.c:3003: WARNING: Inline interpreted text or phrase reference start-string without end-string.
./mm/vmalloc.c:1544: WARNING: Inline emphasis start-string without end-string.
./mm/page_alloc.c:4245: ERROR: Unexpected indentation.
./ipc/util.c:676: ERROR: Unexpected indentation.
./drivers/pci/irq.c:35: WARNING: Block quote ends without a blank line; unexpected unindent.
./security/security.c:109: ERROR: Unexpected indentation.
./security/security.c:110: WARNING: Definition list ends without a blank line; unexpected unindent.
./block/genhd.c:275: WARNING: Inline strong start-string without end-string.
./block/genhd.c:283: WARNING: Inline strong start-string without end-string.
./include/linux/clk.h:134: WARNING: Inline emphasis start-string without end-string.
./include/linux/clk.h:134: WARNING: Inline emphasis start-string without end-string.
./ipc/util.c:477: ERROR: Unknown target name: "s".

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

3 files changed, 13 insertions, 10 deletions

diff --git a/mm/filemap.c b/mm/filemap.c
index 1694623a6289..c5808b7a5fb1 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -519,7 +519,7 @@ EXPORT_SYMBOL(filemap_write_and_wait);
  *
  * Write out and wait upon file offsets lstart->lend, inclusive.
  *
- * Note that `lend' is inclusive (describes the last byte to be written) so
+ * Note that @lend is inclusive (describes the last byte to be written) so
  * that this function can be used to write to the very end-of-file (end = -1).
  */
 int filemap_write_and_wait_range(struct address_space *mapping,
@@ -1277,12 +1277,14 @@ EXPORT_SYMBOL(find_lock_entry);
  *
  * PCG flags modify how the page is returned.
  *
- * FGP_ACCESSED: the page will be marked accessed
- * FGP_LOCK: Page is return locked
- * FGP_CREAT: If page is not present then a new page is allocated using
- *		@gfp_mask and added to the page cache and the VM's LRU
- *		list. The page is returned locked and with an increased
- *		refcount. Otherwise, %NULL is returned.
+ * @fgp_flags can be:
+ *
+ * - FGP_ACCESSED: the page will be marked accessed
+ * - FGP_LOCK: Page is return locked
+ * - FGP_CREAT: If page is not present then a new page is allocated using
+ *   @gfp_mask and added to the page cache and the VM's LRU
+ *   list. The page is returned locked and with an increased
+ *   refcount. Otherwise, NULL is returned.
  *
  * If FGP_LOCK or FGP_CREAT are specified then the function may sleep even
  * if the GFP flags specified for FGP_CREAT are atomic.
@@ -3001,7 +3003,7 @@ EXPORT_SYMBOL(generic_file_write_iter);
  * @gfp_mask: memory allocation flags (and I/O mode)
  *
  * The address_space is to try to release any data against the page
- * (presumably at page->private).  If the release was successful, return `1'.
+ * (presumably at page->private).  If the release was successful, return '1'.
  * Otherwise return zero.
  *
  * This may also be called if PG_fscache is set on a page, indicating that the
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index eaa64d2ffdc5..c1b68edaf106 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4242,7 +4242,8 @@ EXPORT_SYMBOL(free_pages_exact);
  * nr_free_zone_pages() counts the number of counts pages which are beyond the
  * high watermark within all zones at or below a given zone index.  For each
  * zone, the number of pages is calculated as:
- *     managed_pages - high_pages
+ *
+ *     nr_free_zone_pages = managed_pages - high_pages
  */
 static unsigned long nr_free_zone_pages(int offset)
 {
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index b4024d688f38..c24db06f15c4 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1540,7 +1540,7 @@ void vfree_atomic(const void *addr)
  *	have CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG, but making the calling
  *	conventions for vfree() arch-depenedent would be a really bad idea)
  *
- *	NOTE: assumes that the object at *addr has a size >= sizeof(llist_node)
+ *	NOTE: assumes that the object at @addr has a size >= sizeof(llist_node)
  */
 void vfree(const void *addr)
 {