The patch titled
Subject: proc: stop using seq_get_buf in proc_task_name
has been removed from the -mm tree. Its filename was
proc-stop-using-seq_get_buf-in-proc_task_name.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Christoph Hellwig <hch@xxxxxx>
Subject: proc: stop using seq_get_buf in proc_task_name
Use seq_escape_str and seq_printf instead of poking holes into the
seq_file abstraction.
Link: https://lkml.kernel.org/r/20210810151945.1795567-1-hch@xxxxxx
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Acked-by: Christian Brauner <christian.brauner@xxxxxxxxxx>
Cc: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/array.c | 18 ++++--------------
1 file changed, 4 insertions(+), 14 deletions(-)
--- a/fs/proc/array.c~proc-stop-using-seq_get_buf-in-proc_task_name
+++ a/fs/proc/array.c
@@ -98,27 +98,17 @@
void proc_task_name(struct seq_file *m, struct task_struct *p, bool escape)
{
- char *buf;
- size_t size;
char tcomm[64];
- int ret;
if (p->flags & PF_WQ_WORKER)
wq_worker_comm(tcomm, sizeof(tcomm), p);
else
__get_task_comm(tcomm, sizeof(tcomm), p);
- size = seq_get_buf(m, &buf);
- if (escape) {
- ret = string_escape_str(tcomm, buf, size,
- ESCAPE_SPACE | ESCAPE_SPECIAL, "\n\\");
- if (ret >= size)
- ret = -1;
- } else {
- ret = strscpy(buf, tcomm, size);
- }
-
- seq_commit(m, ret);
+ if (escape)
+ seq_escape_str(m, tcomm, ESCAPE_SPACE | ESCAPE_SPECIAL, "\n\\");
+ else
+ seq_printf(m, "%.64s", tcomm);
}
/*
_
Patches currently in -mm which might be from hch@xxxxxx are
mm-unexport-folio_memcg_unlock.patch
mm-unexport-unlock_page_memcg.patch
