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Added CIFS timeout patch for Linux 2.6.{25 --> 28}

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svn path=/nixpkgs/trunk/; revision=27713
This commit is contained in:
Ludovic Stordeur 2011-07-11 13:59:54 +00:00
parent 68db350b88
commit 388ba0981b
2 changed files with 52 additions and 0 deletions
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46
pkgs/os-specific/linux/kernel/cifs-timeout-2.6.25.patch Normal file
View file

@ -0,0 +1,46 @@
--- /tmp/linux-2.6.32.14/fs/cifs/transport.c 2011-04-07 10:50:40.844188400 +0200
+++ linux-2.6.32.14/fs/cifs/transport.c 2011-04-07 10:52:22.092690465 +0200
@@ -277,9 +277,9 @@
n_vec - first_vec, total_len);
if ((rc == -ENOSPC) || (rc == -EAGAIN)) {
i++;
- if (i >= 14) {
+ if (i >= 119) {
cERROR(1,
- ("sends on sock %p stuck for 15 seconds",
+ ("sends on sock %p stuck for 120 seconds",
ssocket));
rc = -EAGAIN;
break;
@@ -553,11 +553,11 @@
goto out;
if (long_op == CIFS_STD_OP)
- timeout = 15 * HZ;
+ timeout = 120 * HZ;
else if (long_op == CIFS_VLONG_OP) /* e.g. slow writes past EOF */
timeout = 180 * HZ;
else if (long_op == CIFS_LONG_OP)
- timeout = 45 * HZ; /* should be greater than
+ timeout = 120 * HZ; /* should be greater than
servers oplock break timeout (about 43 seconds) */
else if (long_op == CIFS_ASYNC_OP)
goto out;
@@ -744,7 +744,7 @@
goto out;
if (long_op == CIFS_STD_OP)
- timeout = 15 * HZ;
+ timeout = 120 * HZ;
/* wait for 15 seconds or until woken up due to response arriving or
due to last connection to this server being unmounted */
else if (long_op == CIFS_ASYNC_OP)
@@ -752,7 +752,7 @@
else if (long_op == CIFS_VLONG_OP) /* writes past EOF can be slow */
timeout = 180 * HZ;
else if (long_op == CIFS_LONG_OP)
- timeout = 45 * HZ; /* should be greater than
+ timeout = 120 * HZ; /* should be greater than
servers oplock break timeout (about 43 seconds) */
else if (long_op == CIFS_BLOCKING_OP)
timeout = 0x7FFFFFFF; /* large but no so large as to wrap */

6
pkgs/os-specific/linux/kernel/patches.nix
View file

@ -235,6 +235,12 @@ rec {
# Increase the timeout on CIFS requests from 15 to 120 seconds to
# make CIFS more resilient to high load on the CIFS server.
cifs_timeout_2_6_25 =
{ name = "cifs-timeout";
patch = ./cifs-timeout-2.6.25.patch;
features.cifsTimeout = true;
};
cifs_timeout_2_6_29 =
{ name = "cifs-timeout";
patch = ./cifs-timeout-2.6.29.patch;