file->f_next_put can share the memory with file->f_version (I hope).
Signed-off-by: Oleg Nesterov <[email protected]>
---
include/linux/fs.h | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 3941b86..58faad6 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -860,8 +860,10 @@ struct file {
const struct cred *f_cred;
struct file_ra_state f_ra;
- u64 f_version;
- struct file *f_next_put;
+ union {
+ u64 f_version;
+ struct file *f_next_put;
+ };
#ifdef CONFIG_SECURITY
void *f_security;
#endif
--
2.4.3
--
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