ASoC: stm32: sai: fix kernel rate configuration

Merge series from Olivier Moysan <olivier.moysan@foss.st.com>:

This patchset adds some checks on kernel minimum rate requirements.
This avoids potential clock rate misconfiguration, when setting the
kernel frequency on STM32MP2 SoCs.

1 files changed, 7 insertions, 2 deletions

diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 262a707d8990..71b8a825c447 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -2104,15 +2104,20 @@ static void btrfs_punch_hole_lock_range(struct inode *inode,
 	 * will always return true.
 	 * So here we need to do extra page alignment for
 	 * filemap_range_has_page().
+	 *
+	 * And do not decrease page_lockend right now, as it can be 0.
 	 */
 	const u64 page_lockstart = round_up(lockstart, PAGE_SIZE);
-	const u64 page_lockend = round_down(lockend + 1, PAGE_SIZE) - 1;
+	const u64 page_lockend = round_down(lockend + 1, PAGE_SIZE);
 
 	while (1) {
 		truncate_pagecache_range(inode, lockstart, lockend);
 
 		lock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,
 			    cached_state);
+		/* The same page or adjacent pages. */
+		if (page_lockend <= page_lockstart)
+			break;
 		/*
 		 * We can't have ordered extents in the range, nor dirty/writeback
 		 * pages, because we have locked the inode's VFS lock in exclusive
@@ -2124,7 +2129,7 @@ static void btrfs_punch_hole_lock_range(struct inode *inode,
 		 * we do, unlock the range and retry.
 		 */
 		if (!filemap_range_has_page(inode->i_mapping, page_lockstart,
-					    page_lockend))
+					    page_lockend - 1))
 			break;
 
 		unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,