mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Sylvain Pasche <sylvain_pasche@yahoo.fr>
To: linux-kernel@vger.kernel.org
Subject: 2.5.41 isofs patch to avoid "bad: scheduling while atomic!"
Date: Thu, 10 Oct 2002 19:24:48 +0200	[thread overview]
Message-ID: <15781.47072.335973.295982@yahoo.fr> (raw)

Without the patch:
bad: scheduling while atomic!
Call Trace:
 [<c01161b1>] schedule+0x3d/0x4d4
 [<c01123fd>] smp_apic_timer_interrupt+0x111/0x124
 [<c0107595>] need_resched+0x1f/0x2a
 [<c01a0068>] sysvipc_sem_read_proc+0x1b0/0x227
 [<c01acba5>] serial_in+0x45/0x4c
 [<c01aeadd>] serial8250_console_write+0x5d/0x1cc
 [<c011ba26>] __call_console_drivers+0x3e/0x50
 [<c011ba8b>] _call_console_drivers+0x53/0x58
 [<c011bb45>] call_console_drivers+0xb5/0xe0
 [<c011bed7>] release_console_sem+0xc3/0x164
 [<c011bd7f>] printk+0x1a7/0x1f4
 [<c011890f>] __might_sleep+0x4f/0x58
 [<c013f2f4>] __alloc_pages+0x24/0x24c
 [<c013f544>] __get_free_pages+0x28/0x60
 [<f8998797>] isofs_readdir+0x6f/0xf7 [isofs]
 [<c015dfd5>] vfs_readdir+0x75/0x88
 [<c015e260>] filldir64+0x0/0x114
 [<c015e3c3>] sys_getdents64+0x4f/0xb3
 [<c015e260>] filldir64+0x0/0x114
 [<c015d52d>] sys_fcntl64+0x85/0x98
 [<c015d539>] sys_fcntl64+0x91/0x98
 [<c01075d3>] syscall_call+0x7/0xb

the simple fix:

--- linux-2.5.41/fs/isofs/dir.c_old     2002-10-10 19:12:19.000000000 +0200
+++ linux-2.5.41/fs/isofs/dir.c 2002-10-10 19:13:26.000000000 +0200
@@ -256,7 +256,7 @@
 
        lock_kernel();
 
-       tmpname = (char *) __get_free_page(GFP_KERNEL);
+       tmpname = (char *) __get_free_page(GFP_KERNEL | GFP_ATOMIC);
        if (!tmpname)
                return -ENOMEM;
        tmpde = (struct iso_directory_record *) (tmpname+1024);



Sylvain Pasche

             reply	other threads:[~2002-10-10 17:18 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-10 17:24 Sylvain Pasche [this message]
2002-10-10 21:25 ` Robert Love
2002-10-10 21:55 ` Andrew Morton

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=15781.47072.335973.295982@yahoo.fr \
    --to=sylvain_pasche@yahoo.fr \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®