On 6/8/2023 8:16 PM, Dan Williams wrote:
[..]
+static inline int dax_mem2blk_err(int err)
+{
+ return (err == -EHWPOISON) ? -EIO : err;
+}
I think it is worth a comment on this function to indicate where this
helper is *not* used. I.e. it's easy to grep for where the error code is
conv
Jane Chu wrote:
> When multiple processes mmap() a dax file, then at some point,
> a process issues a 'load' and consumes a hwpoison, the process
> receives a SIGBUS with si_code = BUS_MCEERR_AR and with si_lsb
> set for the poison scope. Soon after, any other process issues
> a 'load' to the poiso
Ping... Is there any further concern?
-jane
On 5/8/2023 10:47 PM, Jane Chu wrote:
When multiple processes mmap() a dax file, then at some point,
a process issues a 'load' and consumes a hwpoison, the process
receives a SIGBUS with si_code = BUS_MCEERR_AR and with si_lsb
set for the poison scope
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