* Re: [PATCH] kernfs: Convert from atomic_t to refcount_t on kernfs_node->count [not found] <1626683601-64278-1-git-send-email-xiyuyang19@fudan.edu.cn> @ 2021-07-21 15:36 ` Greg Kroah-Hartman 0 siblings, 0 replies; 2+ messages in thread From: Greg Kroah-Hartman @ 2021-07-21 15:36 UTC (permalink / raw) To: Xiyu Yang; +Cc: Tejun Heo, linux-kernel, yuanxzhang, Xin Tan On Mon, Jul 19, 2021 at 04:33:21PM +0800, Xiyu Yang wrote: > refcount_t type and corresponding API can protect refcounters from > accidental underflow and overflow and further use-after-free situations. But this really is a count, not a refcount. So are you _sure_ this should be changed? What did you to do to test this? thanks, greg k-h ^ permalink raw reply [flat|nested] 2+ messages in thread
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* Re: [PATCH] kernfs: Convert from atomic_t to refcount_t on kernfs_node->count [not found] <60f8506d.1c69fb81.d8d4d.3bceSMTPIN_ADDED_BROKEN@mx.google.com> @ 2021-07-22 5:49 ` Greg Kroah-Hartman 0 siblings, 0 replies; 2+ messages in thread From: Greg Kroah-Hartman @ 2021-07-22 5:49 UTC (permalink / raw) To: xiyuyang19@fudan.edu.cn; +Cc: Tejun Heo, linux-kernel, yuanxzhang, Xin Tan On Thu, Jul 22, 2021 at 12:50:34AM +0800, xiyuyang19@fudan.edu.cn wrote: You sent an empty reply??? ^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] <1626683601-64278-1-git-send-email-xiyuyang19@fudan.edu.cn>
2021-07-21 15:36 ` [PATCH] kernfs: Convert from atomic_t to refcount_t on kernfs_node->count Greg Kroah-Hartman
[not found] <60f8506d.1c69fb81.d8d4d.3bceSMTPIN_ADDED_BROKEN@mx.google.com>
2021-07-22 5:49 ` Greg Kroah-Hartman
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