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-rw-r--r--xlators/performance/io-cache/src/io-cache.c15
-rw-r--r--xlators/performance/md-cache/src/md-cache.c32
2 files changed, 39 insertions, 8 deletions
diff --git a/xlators/performance/io-cache/src/io-cache.c b/xlators/performance/io-cache/src/io-cache.c
index 85e876531..bdaf0f1b8 100644
--- a/xlators/performance/io-cache/src/io-cache.c
+++ b/xlators/performance/io-cache/src/io-cache.c
@@ -313,6 +313,18 @@ ioc_forget (xlator_t *this, inode_t *inode)
return 0;
}
+static int32_t
+ioc_invalidate(xlator_t *this, inode_t *inode)
+{
+ ioc_inode_t *ioc_inode = NULL;
+
+ inode_ctx_get(inode, this, (uint64_t *) &ioc_inode);
+
+ if (ioc_inode)
+ ioc_inode_flush(ioc_inode);
+
+ return 0;
+}
/*
* ioc_cache_validate_cbk -
@@ -1977,7 +1989,8 @@ struct xlator_dumpops dumpops = {
struct xlator_cbks cbks = {
.forget = ioc_forget,
- .release = ioc_release
+ .release = ioc_release,
+ .invalidate = ioc_invalidate,
};
struct volume_options options[] = {
diff --git a/xlators/performance/md-cache/src/md-cache.c b/xlators/performance/md-cache/src/md-cache.c
index 9acffba2a..cf1aee9d6 100644
--- a/xlators/performance/md-cache/src/md-cache.c
+++ b/xlators/performance/md-cache/src/md-cache.c
@@ -378,7 +378,8 @@ mdc_to_iatt (struct md_cache *mdc, struct iatt *iatt)
int
-mdc_inode_iatt_set (xlator_t *this, inode_t *inode, struct iatt *iatt)
+mdc_inode_iatt_set_validate(xlator_t *this, inode_t *inode, struct iatt *prebuf,
+ struct iatt *iatt)
{
int ret = -1;
struct md_cache *mdc = NULL;
@@ -394,6 +395,19 @@ mdc_inode_iatt_set (xlator_t *this, inode_t *inode, struct iatt *iatt)
goto unlock;
}
+ /*
+ * Invalidate the inode if the mtime or ctime has changed
+ * and the prebuf doesn't match the value we have cached.
+ * TODO: writev returns with a NULL iatt due to
+ * performance/write-behind, causing invalidation on writes.
+ */
+ if (IA_ISREG(inode->ia_type) &&
+ ((iatt->ia_mtime != mdc->md_mtime) ||
+ (iatt->ia_ctime != mdc->md_ctime)))
+ if (!prebuf || (prebuf->ia_ctime != mdc->md_ctime) ||
+ (prebuf->ia_mtime != mdc->md_mtime))
+ inode_invalidate(inode);
+
mdc_from_iatt (mdc, iatt);
time (&mdc->ia_time);
@@ -405,6 +419,10 @@ out:
return ret;
}
+int mdc_inode_iatt_set(xlator_t *this, inode_t *inode, struct iatt *iatt)
+{
+ return mdc_inode_iatt_set_validate(this, inode, NULL, iatt);
+}
int
mdc_inode_iatt_get (xlator_t *this, inode_t *inode, struct iatt *iatt)
@@ -859,7 +877,7 @@ mdc_truncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
if (!local)
goto out;
- mdc_inode_iatt_set (this, local->loc.inode, postbuf);
+ mdc_inode_iatt_set_validate(this, local->loc.inode, prebuf, postbuf);
out:
MDC_STACK_UNWIND (truncate, frame, op_ret, op_errno, prebuf, postbuf,
@@ -901,7 +919,7 @@ mdc_ftruncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
if (!local)
goto out;
- mdc_inode_iatt_set (this, local->fd->inode, postbuf);
+ mdc_inode_iatt_set_validate(this, local->fd->inode, prebuf, postbuf);
out:
MDC_STACK_UNWIND (ftruncate, frame, op_ret, op_errno, prebuf, postbuf,
@@ -1377,7 +1395,7 @@ mdc_writev_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
if (!local)
goto out;
- mdc_inode_iatt_set (this, local->fd->inode, postbuf);
+ mdc_inode_iatt_set_validate(this, local->fd->inode, prebuf, postbuf);
out:
MDC_STACK_UNWIND (writev, frame, op_ret, op_errno, prebuf, postbuf,
@@ -1422,7 +1440,7 @@ mdc_setattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
if (!local)
goto out;
- mdc_inode_iatt_set (this, local->loc.inode, postbuf);
+ mdc_inode_iatt_set_validate(this, local->loc.inode, prebuf, postbuf);
out:
MDC_STACK_UNWIND (setattr, frame, op_ret, op_errno, prebuf, postbuf,
@@ -1464,7 +1482,7 @@ mdc_fsetattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
if (!local)
goto out;
- mdc_inode_iatt_set (this, local->fd->inode, postbuf);
+ mdc_inode_iatt_set_validate(this, local->fd->inode, prebuf, postbuf);
out:
MDC_STACK_UNWIND (fsetattr, frame, op_ret, op_errno, prebuf, postbuf,
@@ -1506,7 +1524,7 @@ mdc_fsync_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
if (!local)
goto out;
- mdc_inode_iatt_set (this, local->fd->inode, postbuf);
+ mdc_inode_iatt_set_validate(this, local->fd->inode, prebuf, postbuf);
out:
MDC_STACK_UNWIND (fsync, frame, op_ret, op_errno, prebuf, postbuf,