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authorPierre Peiffer <Pierre.Peiffer@bull.net>2007-10-18 23:40:57 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-19 11:53:49 -0700
commit283bb7fada7e33a759d8fc9bd7a44532e4ad420e (patch)
treec6704baf10edd10ca64310f2d168969434bb7dcf /kernel
parent3ac88a41ff747b8c2f290f86b5243b2f8fce2cc0 (diff)
IPC: fix error case when idr-cache is empty in ipcget()
With the use of idr to store the ipc, the case where the idr cache is empty, when idr_get_new is called (this may happen even if we call idr_pre_get() before), is not well handled: it lets semget()/shmget()/msgget() return ENOSPC when this cache is empty, what 1. does not reflect the facts and 2. does not conform to the man(s). This patch fixes this by retrying the whole process of allocation in this case. Signed-off-by: Pierre Peiffer <pierre.peiffer@bull.net> Cc: Nadia Derbey <Nadia.Derbey@bull.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions