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| author | David Howells <dhowells@redhat.com> | 2020-03-13 09:22:09 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2020-03-13 23:04:30 +0000 |
| commit | e138aa7d3271ac1b0690ae2c9b04d51468dce1d6 (patch) | |
| tree | 814736e822fb1c79339c32bab98c81b05b647a25 /fs/afs/rxrpc.c | |
| parent | 158fe6665389964a1de212818b4a5c52b7f7aff4 (diff) | |
| download | linux-e138aa7d3271ac1b0690ae2c9b04d51468dce1d6.tar.bz2 | |
rxrpc: Fix call interruptibility handling
Fix the interruptibility of kernel-initiated client calls so that they're
either only interruptible when they're waiting for a call slot to come
available or they're not interruptible at all. Either way, they're not
interruptible during transmission.
This should help prevent StoreData calls from being interrupted when
writeback is in progress. It doesn't, however, handle interruption during
the receive phase.
Userspace-initiated calls are still interruptable. After the signal has
been handled, sendmsg() will return the amount of data copied out of the
buffer and userspace can perform another sendmsg() call to continue
transmission.
Fixes: bc5e3a546d55 ("rxrpc: Use MSG_WAITALL to tell sendmsg() to temporarily ignore signals")
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/afs/rxrpc.c')
| -rw-r--r-- | fs/afs/rxrpc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c index 58d396592250..4c28712bb7f6 100644 --- a/fs/afs/rxrpc.c +++ b/fs/afs/rxrpc.c @@ -413,7 +413,8 @@ void afs_make_call(struct afs_addr_cursor *ac, struct afs_call *call, gfp_t gfp) afs_wake_up_async_call : afs_wake_up_call_waiter), call->upgrade, - call->intr, + (call->intr ? RXRPC_PREINTERRUPTIBLE : + RXRPC_UNINTERRUPTIBLE), call->debug_id); if (IS_ERR(rxcall)) { ret = PTR_ERR(rxcall); |