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CacheFiles: Make some debugging statements conditional
Downgrade some debugging statements to not unconditionally print stuff, but rather be conditional on the appropriate module parameter setting. Signed-off-by: David Howells <dhowells@redhat.com>
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@ -77,25 +77,25 @@ static int cachefiles_read_reissue(struct cachefiles_object *object,
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struct page *backpage = monitor->back_page, *backpage2;
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int ret;
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kenter("{ino=%lx},{%lx,%lx}",
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_enter("{ino=%lx},{%lx,%lx}",
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object->backer->d_inode->i_ino,
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backpage->index, backpage->flags);
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/* skip if the page was truncated away completely */
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if (backpage->mapping != bmapping) {
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kleave(" = -ENODATA [mapping]");
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_leave(" = -ENODATA [mapping]");
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return -ENODATA;
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}
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backpage2 = find_get_page(bmapping, backpage->index);
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if (!backpage2) {
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kleave(" = -ENODATA [gone]");
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_leave(" = -ENODATA [gone]");
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return -ENODATA;
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}
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if (backpage != backpage2) {
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put_page(backpage2);
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kleave(" = -ENODATA [different]");
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_leave(" = -ENODATA [different]");
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return -ENODATA;
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}
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@ -114,7 +114,7 @@ static int cachefiles_read_reissue(struct cachefiles_object *object,
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if (PageUptodate(backpage))
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goto unlock_discard;
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kdebug("reissue read");
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_debug("reissue read");
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ret = bmapping->a_ops->readpage(NULL, backpage);
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if (ret < 0)
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goto unlock_discard;
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@ -129,7 +129,7 @@ static int cachefiles_read_reissue(struct cachefiles_object *object,
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}
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/* it'll reappear on the todo list */
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kleave(" = -EINPROGRESS");
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_leave(" = -EINPROGRESS");
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return -EINPROGRESS;
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unlock_discard:
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@ -137,7 +137,7 @@ unlock_discard:
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spin_lock_irq(&object->work_lock);
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list_del(&monitor->op_link);
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spin_unlock_irq(&object->work_lock);
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kleave(" = %d", ret);
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_leave(" = %d", ret);
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return ret;
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}
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