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-rw-r--r--fs/orangefs/file.c26
-rw-r--r--fs/orangefs/inode.c39
-rw-r--r--fs/orangefs/orangefs-kernel.h4
3 files changed, 7 insertions, 62 deletions
diff --git a/fs/orangefs/file.c b/fs/orangefs/file.c
index c740159d9ad1..173e6ea57a47 100644
--- a/fs/orangefs/file.c
+++ b/fs/orangefs/file.c
@@ -346,23 +346,8 @@ static ssize_t orangefs_file_read_iter(struct kiocb *iocb,
struct iov_iter *iter)
{
int ret;
- struct orangefs_read_options *ro;
-
orangefs_stats.reads++;
- /*
- * Remember how they set "count" in read(2) or pread(2) or whatever -
- * users can use count as a knob to control orangefs io size and later
- * we can try to help them fill as many pages as possible in readpage.
- */
- if (!iocb->ki_filp->private_data) {
- iocb->ki_filp->private_data = kmalloc(sizeof *ro, GFP_KERNEL);
- if (!iocb->ki_filp->private_data)
- return(ENOMEM);
- ro = iocb->ki_filp->private_data;
- ro->blksiz = iter->count;
- }
-
down_read(&file_inode(iocb->ki_filp)->i_rwsem);
ret = orangefs_revalidate_mapping(file_inode(iocb->ki_filp));
if (ret)
@@ -650,12 +635,6 @@ static int orangefs_lock(struct file *filp, int cmd, struct file_lock *fl)
return rc;
}
-static int orangefs_file_open(struct inode * inode, struct file *file)
-{
- file->private_data = NULL;
- return generic_file_open(inode, file);
-}
-
static int orangefs_flush(struct file *file, fl_owner_t id)
{
/*
@@ -669,9 +648,6 @@ static int orangefs_flush(struct file *file, fl_owner_t id)
struct inode *inode = file->f_mapping->host;
int r;
- kfree(file->private_data);
- file->private_data = NULL;
-
if (inode->i_state & I_DIRTY_TIME) {
spin_lock(&inode->i_lock);
inode->i_state &= ~I_DIRTY_TIME;
@@ -694,7 +670,7 @@ const struct file_operations orangefs_file_operations = {
.lock = orangefs_lock,
.unlocked_ioctl = orangefs_ioctl,
.mmap = orangefs_file_mmap,
- .open = orangefs_file_open,
+ .open = generic_file_open,
.flush = orangefs_flush,
.release = orangefs_file_release,
.fsync = orangefs_fsync,
diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c
index 961c0fd8675a..12ae630fbed7 100644
--- a/fs/orangefs/inode.c
+++ b/fs/orangefs/inode.c
@@ -259,46 +259,19 @@ static int orangefs_readpage(struct file *file, struct page *page)
pgoff_t index; /* which page */
struct page *next_page;
char *kaddr;
- struct orangefs_read_options *ro = file->private_data;
loff_t read_size;
- loff_t roundedup;
int buffer_index = -1; /* orangefs shared memory slot */
int slot_index; /* index into slot */
int remaining;
/*
- * If they set some miniscule size for "count" in read(2)
- * (for example) then let's try to read a page, or the whole file
- * if it is smaller than a page. Once "count" goes over a page
- * then lets round up to the highest page size multiple that is
- * less than or equal to "count" and do that much orangefs IO and
- * try to fill as many pages as we can from it.
- *
- * "count" should be represented in ro->blksiz.
- *
- * inode->i_size = file size.
+ * Get up to this many bytes from Orangefs at a time and try
+ * to fill them into the page cache at once. Tests with dd made
+ * this seem like a reasonable static number, if there was
+ * interest perhaps this number could be made setable through
+ * sysfs...
*/
- if (ro) {
- if (ro->blksiz < PAGE_SIZE) {
- if (inode->i_size < PAGE_SIZE)
- read_size = inode->i_size;
- else
- read_size = PAGE_SIZE;
- } else {
- roundedup = ((PAGE_SIZE - 1) & ro->blksiz) ?
- ((ro->blksiz + PAGE_SIZE) & ~(PAGE_SIZE -1)) :
- ro->blksiz;
- if (roundedup > inode->i_size)
- read_size = inode->i_size;
- else
- read_size = roundedup;
-
- }
- } else {
- read_size = PAGE_SIZE;
- }
- if (!read_size)
- read_size = PAGE_SIZE;
+ read_size = 524288;
if (PageDirty(page))
orangefs_launder_page(page);
diff --git a/fs/orangefs/orangefs-kernel.h b/fs/orangefs/orangefs-kernel.h
index ed67f39fa7ce..e12aeb9623d6 100644
--- a/fs/orangefs/orangefs-kernel.h
+++ b/fs/orangefs/orangefs-kernel.h
@@ -239,10 +239,6 @@ struct orangefs_write_range {
kgid_t gid;
};
-struct orangefs_read_options {
- ssize_t blksiz;
-};
-
extern struct orangefs_stats orangefs_stats;
/*